Home / 28,092.29-38,767.35-16,155.36

Finding the Fourth Proportional to 28,092.29, 38,767.35 and 16,155.36

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Solution

The fourth proportional to 28,092.29, 38,767.35 and 16,155.36 is: 22,294.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,092.29 : 38,767.35 = 16,155.36 : x
  2. Step 2: Convert to fraction form
    28,092.29/38,767.35 = 16,155.36/x
  3. Step 3: Cross multiply
    28,092.29x = 38,767.35 × 16,155.36
  4. Step 4: Simplify right side
    28,092.29x = 626,300,495.50
  5. Step 5: Solve for x
    x = 626,300,495.50/28,092.29
  6. Step 6: Final answer
    x = 22,294.39

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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.