Home / 47,322.96-70,966.08-15,731.88

Finding the Fourth Proportional to 47,322.96, 70,966.08 and 15,731.88

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Solution

The fourth proportional to 47,322.96, 70,966.08 and 15,731.88 is: 23,591.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,322.96 : 70,966.08 = 15,731.88 : x
  2. Step 2: Convert to fraction form
    47,322.96/70,966.08 = 15,731.88/x
  3. Step 3: Cross multiply
    47,322.96x = 70,966.08 × 15,731.88
  4. Step 4: Simplify right side
    47,322.96x = 1,116,429,854.63
  5. Step 5: Solve for x
    x = 1,116,429,854.63/47,322.96
  6. Step 6: Final answer
    x = 23,591.72

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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.