Home / 47,570.78-71,242.49-26,458.38

Finding the Fourth Proportional to 47,570.78, 71,242.49 and 26,458.38

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Solution

The fourth proportional to 47,570.78, 71,242.49 and 26,458.38 is: 39,624.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,570.78 : 71,242.49 = 26,458.38 : x
  2. Step 2: Convert to fraction form
    47,570.78/71,242.49 = 26,458.38/x
  3. Step 3: Cross multiply
    47,570.78x = 71,242.49 × 26,458.38
  4. Step 4: Simplify right side
    47,570.78x = 1,884,960,938.71
  5. Step 5: Solve for x
    x = 1,884,960,938.71/47,570.78
  6. Step 6: Final answer
    x = 39,624.34

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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.