Home / 51,630.28-77,446.27-14,190.12

Finding the Fourth Proportional to 51,630.28, 77,446.27 and 14,190.12

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Solution

The fourth proportional to 51,630.28, 77,446.27 and 14,190.12 is: 21,285.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,630.28 : 77,446.27 = 14,190.12 : x
  2. Step 2: Convert to fraction form
    51,630.28/77,446.27 = 14,190.12/x
  3. Step 3: Cross multiply
    51,630.28x = 77,446.27 × 14,190.12
  4. Step 4: Simplify right side
    51,630.28x = 1,098,971,864.85
  5. Step 5: Solve for x
    x = 1,098,971,864.85/51,630.28
  6. Step 6: Final answer
    x = 21,285.41

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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.