Home / 28,581.50-39,442.48-16,006.25

Finding the Fourth Proportional to 28,581.50, 39,442.48 and 16,006.25

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Solution

The fourth proportional to 28,581.50, 39,442.48 and 16,006.25 is: 22,088.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,581.50 : 39,442.48 = 16,006.25 : x
  2. Step 2: Convert to fraction form
    28,581.50/39,442.48 = 16,006.25/x
  3. Step 3: Cross multiply
    28,581.50x = 39,442.48 × 16,006.25
  4. Step 4: Simplify right side
    28,581.50x = 631,326,115.47
  5. Step 5: Solve for x
    x = 631,326,115.47/28,581.50
  6. Step 6: Final answer
    x = 22,088.63

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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.