Home / 25,503.84-38,248.32-9,917.76

Finding the Fourth Proportional to 25,503.84, 38,248.32 and 9,917.76

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Solution

The fourth proportional to 25,503.84, 38,248.32 and 9,917.76 is: 14,873.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,503.84 : 38,248.32 = 9,917.76 : x
  2. Step 2: Convert to fraction form
    25,503.84/38,248.32 = 9,917.76/x
  3. Step 3: Cross multiply
    25,503.84x = 38,248.32 × 9,917.76
  4. Step 4: Simplify right side
    25,503.84x = 379,337,658.16
  5. Step 5: Solve for x
    x = 379,337,658.16/25,503.84
  6. Step 6: Final answer
    x = 14,873.75

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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.