Home / 28,677.60-39,574.98-16,102.26

Finding the Fourth Proportional to 28,677.60, 39,574.98 and 16,102.26

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Solution

The fourth proportional to 28,677.60, 39,574.98 and 16,102.26 is: 22,221.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,677.60 : 39,574.98 = 16,102.26 : x
  2. Step 2: Convert to fraction form
    28,677.60/39,574.98 = 16,102.26/x
  3. Step 3: Cross multiply
    28,677.60x = 39,574.98 × 16,102.26
  4. Step 4: Simplify right side
    28,677.60x = 637,246,617.45
  5. Step 5: Solve for x
    x = 637,246,617.45/28,677.60
  6. Step 6: Final answer
    x = 22,221.06

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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.