Home / 47,359.98-65,356.64-26,139.09

Finding the Fourth Proportional to 47,359.98, 65,356.64 and 26,139.09

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Solution

The fourth proportional to 47,359.98, 65,356.64 and 26,139.09 is: 36,071.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,359.98 : 65,356.64 = 26,139.09 : x
  2. Step 2: Convert to fraction form
    47,359.98/65,356.64 = 26,139.09/x
  3. Step 3: Cross multiply
    47,359.98x = 65,356.64 × 26,139.09
  4. Step 4: Simplify right side
    47,359.98x = 1,708,363,307.47
  5. Step 5: Solve for x
    x = 1,708,363,307.47/47,359.98
  6. Step 6: Final answer
    x = 36,071.88

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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.