Home / 47,031.72-64,901.52-26,891.88

Finding the Fourth Proportional to 47,031.72, 64,901.52 and 26,891.88

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Solution

The fourth proportional to 47,031.72, 64,901.52 and 26,891.88 is: 37,109.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,031.72 : 64,901.52 = 26,891.88 : x
  2. Step 2: Convert to fraction form
    47,031.72/64,901.52 = 26,891.88/x
  3. Step 3: Cross multiply
    47,031.72x = 64,901.52 × 26,891.88
  4. Step 4: Simplify right side
    47,031.72x = 1,745,323,887.66
  5. Step 5: Solve for x
    x = 1,745,323,887.66/47,031.72
  6. Step 6: Final answer
    x = 37,109.51

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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.