Home / 15,772.11-23,658.08-5,242.92

Finding the Fourth Proportional to 15,772.11, 23,658.08 and 5,242.92

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Solution

The fourth proportional to 15,772.11, 23,658.08 and 5,242.92 is: 7,864.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,772.11 : 23,658.08 = 5,242.92 : x
  2. Step 2: Convert to fraction form
    15,772.11/23,658.08 = 5,242.92/x
  3. Step 3: Cross multiply
    15,772.11x = 23,658.08 × 5,242.92
  4. Step 4: Simplify right side
    15,772.11x = 124,037,394.58
  5. Step 5: Solve for x
    x = 124,037,394.58/15,772.11
  6. Step 6: Final answer
    x = 7,864.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.