Home / 28,646.97-39,500.87-18,562.16

Finding the Fourth Proportional to 28,646.97, 39,500.87 and 18,562.16

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Solution

The fourth proportional to 28,646.97, 39,500.87 and 18,562.16 is: 25,595.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,646.97 : 39,500.87 = 18,562.16 : x
  2. Step 2: Convert to fraction form
    28,646.97/39,500.87 = 18,562.16/x
  3. Step 3: Cross multiply
    28,646.97x = 39,500.87 × 18,562.16
  4. Step 4: Simplify right side
    28,646.97x = 733,221,475.02
  5. Step 5: Solve for x
    x = 733,221,475.02/28,646.97
  6. Step 6: Final answer
    x = 25,595.08

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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.