Home / 25,355.72-38,013.04-10,575.68

Finding the Fourth Proportional to 25,355.72, 38,013.04 and 10,575.68

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Solution

The fourth proportional to 25,355.72, 38,013.04 and 10,575.68 is: 15,854.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,355.72 : 38,013.04 = 10,575.68 : x
  2. Step 2: Convert to fraction form
    25,355.72/38,013.04 = 10,575.68/x
  3. Step 3: Cross multiply
    25,355.72x = 38,013.04 × 10,575.68
  4. Step 4: Simplify right side
    25,355.72x = 402,013,746.87
  5. Step 5: Solve for x
    x = 402,013,746.87/25,355.72
  6. Step 6: Final answer
    x = 15,854.95

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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.