Home / 25,262.82-34,862.05-13,931.95

Finding the Fourth Proportional to 25,262.82, 34,862.05 and 13,931.95

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Solution

The fourth proportional to 25,262.82, 34,862.05 and 13,931.95 is: 19,225.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,262.82 : 34,862.05 = 13,931.95 : x
  2. Step 2: Convert to fraction form
    25,262.82/34,862.05 = 13,931.95/x
  3. Step 3: Cross multiply
    25,262.82x = 34,862.05 × 13,931.95
  4. Step 4: Simplify right side
    25,262.82x = 485,696,337.50
  5. Step 5: Solve for x
    x = 485,696,337.50/25,262.82
  6. Step 6: Final answer
    x = 19,225.74

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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.