Home / 47,589.76-71,381.88-14,309.10

Finding the Fourth Proportional to 47,589.76, 71,381.88 and 14,309.10

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Solution

The fourth proportional to 47,589.76, 71,381.88 and 14,309.10 is: 21,462.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,589.76 : 71,381.88 = 14,309.10 : x
  2. Step 2: Convert to fraction form
    47,589.76/71,381.88 = 14,309.10/x
  3. Step 3: Cross multiply
    47,589.76x = 71,381.88 × 14,309.10
  4. Step 4: Simplify right side
    47,589.76x = 1,021,410,459.11
  5. Step 5: Solve for x
    x = 1,021,410,459.11/47,589.76
  6. Step 6: Final answer
    x = 21,462.82

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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.