Home / 47,115.90-65,031.21-26,984.43

Finding the Fourth Proportional to 47,115.90, 65,031.21 and 26,984.43

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Solution

The fourth proportional to 47,115.90, 65,031.21 and 26,984.43 is: 37,244.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,115.90 : 65,031.21 = 26,984.43 : x
  2. Step 2: Convert to fraction form
    47,115.90/65,031.21 = 26,984.43/x
  3. Step 3: Cross multiply
    47,115.90x = 65,031.21 × 26,984.43
  4. Step 4: Simplify right side
    47,115.90x = 1,754,830,134.06
  5. Step 5: Solve for x
    x = 1,754,830,134.06/47,115.90
  6. Step 6: Final answer
    x = 37,244.97

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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.