Home / 28,298.29-39,035.38-17,669.47

Finding the Fourth Proportional to 28,298.29, 39,035.38 and 17,669.47

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Solution

The fourth proportional to 28,298.29, 39,035.38 and 17,669.47 is: 24,373.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,298.29 : 39,035.38 = 17,669.47 : x
  2. Step 2: Convert to fraction form
    28,298.29/39,035.38 = 17,669.47/x
  3. Step 3: Cross multiply
    28,298.29x = 39,035.38 × 17,669.47
  4. Step 4: Simplify right side
    28,298.29x = 689,734,387.50
  5. Step 5: Solve for x
    x = 689,734,387.50/28,298.29
  6. Step 6: Final answer
    x = 24,373.71

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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.