Home / 25,135.76-34,687.08-13,957.84

Finding the Fourth Proportional to 25,135.76, 34,687.08 and 13,957.84

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Solution

The fourth proportional to 25,135.76, 34,687.08 and 13,957.84 is: 19,261.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,135.76 : 34,687.08 = 13,957.84 : x
  2. Step 2: Convert to fraction form
    25,135.76/34,687.08 = 13,957.84/x
  3. Step 3: Cross multiply
    25,135.76x = 34,687.08 × 13,957.84
  4. Step 4: Simplify right side
    25,135.76x = 484,156,712.71
  5. Step 5: Solve for x
    x = 484,156,712.71/25,135.76
  6. Step 6: Final answer
    x = 19,261.67

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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.