Home / 19,754.32-29,630.52-4,962.90

Finding the Fourth Proportional to 19,754.32, 29,630.52 and 4,962.90

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Solution

The fourth proportional to 19,754.32, 29,630.52 and 4,962.90 is: 7,444.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,754.32 : 29,630.52 = 4,962.90 : x
  2. Step 2: Convert to fraction form
    19,754.32/29,630.52 = 4,962.90/x
  3. Step 3: Cross multiply
    19,754.32x = 29,630.52 × 4,962.90
  4. Step 4: Simplify right side
    19,754.32x = 147,053,307.71
  5. Step 5: Solve for x
    x = 147,053,307.71/19,754.32
  6. Step 6: Final answer
    x = 7,444.11

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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.