Home / 47,740.13-71,630.45-25,547.75

Finding the Fourth Proportional to 47,740.13, 71,630.45 and 25,547.75

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Solution

The fourth proportional to 47,740.13, 71,630.45 and 25,547.75 is: 38,332.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,740.13 : 71,630.45 = 25,547.75 : x
  2. Step 2: Convert to fraction form
    47,740.13/71,630.45 = 25,547.75/x
  3. Step 3: Cross multiply
    47,740.13x = 71,630.45 × 25,547.75
  4. Step 4: Simplify right side
    47,740.13x = 1,829,996,828.99
  5. Step 5: Solve for x
    x = 1,829,996,828.99/47,740.13
  6. Step 6: Final answer
    x = 38,332.46

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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.