Home / 28,892.21-39,875.82-17,565.24

Finding the Fourth Proportional to 28,892.21, 39,875.82 and 17,565.24

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Solution

The fourth proportional to 28,892.21, 39,875.82 and 17,565.24 is: 24,242.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,892.21 : 39,875.82 = 17,565.24 : x
  2. Step 2: Convert to fraction form
    28,892.21/39,875.82 = 17,565.24/x
  3. Step 3: Cross multiply
    28,892.21x = 39,875.82 × 17,565.24
  4. Step 4: Simplify right side
    28,892.21x = 700,428,432.16
  5. Step 5: Solve for x
    x = 700,428,432.16/28,892.21
  6. Step 6: Final answer
    x = 24,242.82

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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.