Home / 28,025.67-38,673.88-16,088.23

Finding the Fourth Proportional to 28,025.67, 38,673.88 and 16,088.23

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Solution

The fourth proportional to 28,025.67, 38,673.88 and 16,088.23 is: 22,200.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,025.67 : 38,673.88 = 16,088.23 : x
  2. Step 2: Convert to fraction form
    28,025.67/38,673.88 = 16,088.23/x
  3. Step 3: Cross multiply
    28,025.67x = 38,673.88 × 16,088.23
  4. Step 4: Simplify right side
    28,025.67x = 622,194,276.43
  5. Step 5: Solve for x
    x = 622,194,276.43/28,025.67
  6. Step 6: Final answer
    x = 22,200.87

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Half scale
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Double scale
Find fourth proportional to 28,026.67, 38,675.26 and 16,089.23
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.