Home / 47,306.16-70,953.96-12,248.88

Finding the Fourth Proportional to 47,306.16, 70,953.96 and 12,248.88

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Solution

The fourth proportional to 47,306.16, 70,953.96 and 12,248.88 is: 18,371.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,306.16 : 70,953.96 = 12,248.88 : x
  2. Step 2: Convert to fraction form
    47,306.16/70,953.96 = 12,248.88/x
  3. Step 3: Cross multiply
    47,306.16x = 70,953.96 × 12,248.88
  4. Step 4: Simplify right side
    47,306.16x = 869,106,541.56
  5. Step 5: Solve for x
    x = 869,106,541.56/47,306.16
  6. Step 6: Final answer
    x = 18,371.95

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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.