Home / 14,125.46-21,188.18-10,254.47

Finding the Fourth Proportional to 14,125.46, 21,188.18 and 10,254.47

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Solution

The fourth proportional to 14,125.46, 21,188.18 and 10,254.47 is: 15,381.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,125.46 : 21,188.18 = 10,254.47 : x
  2. Step 2: Convert to fraction form
    14,125.46/21,188.18 = 10,254.47/x
  3. Step 3: Cross multiply
    14,125.46x = 21,188.18 × 10,254.47
  4. Step 4: Simplify right side
    14,125.46x = 217,273,475.86
  5. Step 5: Solve for x
    x = 217,273,475.86/14,125.46
  6. Step 6: Final answer
    x = 15,381.70

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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.