Home / 47,460.16-71,199.20-19,760.96

Finding the Fourth Proportional to 47,460.16, 71,199.20 and 19,760.96

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Solution

The fourth proportional to 47,460.16, 71,199.20 and 19,760.96 is: 29,645.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,460.16 : 71,199.20 = 19,760.96 : x
  2. Step 2: Convert to fraction form
    47,460.16/71,199.20 = 19,760.96/x
  3. Step 3: Cross multiply
    47,460.16x = 71,199.20 × 19,760.96
  4. Step 4: Simplify right side
    47,460.16x = 1,406,964,543.23
  5. Step 5: Solve for x
    x = 1,406,964,543.23/47,460.16
  6. Step 6: Final answer
    x = 29,645.17

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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.