Home / 47,207.88-65,148.17-25,988.45

Finding the Fourth Proportional to 47,207.88, 65,148.17 and 25,988.45

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Solution

The fourth proportional to 47,207.88, 65,148.17 and 25,988.45 is: 35,864.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,207.88 : 65,148.17 = 25,988.45 : x
  2. Step 2: Convert to fraction form
    47,207.88/65,148.17 = 25,988.45/x
  3. Step 3: Cross multiply
    47,207.88x = 65,148.17 × 25,988.45
  4. Step 4: Simplify right side
    47,207.88x = 1,693,099,502.95
  5. Step 5: Solve for x
    x = 1,693,099,502.95/47,207.88
  6. Step 6: Final answer
    x = 35,864.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.