Home / 31,889.24-47,841.14-9,705.76

Finding the Fourth Proportional to 31,889.24, 47,841.14 and 9,705.76

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Solution

The fourth proportional to 31,889.24, 47,841.14 and 9,705.76 is: 14,560.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,889.24 : 47,841.14 = 9,705.76 : x
  2. Step 2: Convert to fraction form
    31,889.24/47,841.14 = 9,705.76/x
  3. Step 3: Cross multiply
    31,889.24x = 47,841.14 × 9,705.76
  4. Step 4: Simplify right side
    31,889.24x = 464,334,622.97
  5. Step 5: Solve for x
    x = 464,334,622.97/31,889.24
  6. Step 6: Final answer
    x = 14,560.86

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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.