Home / 47,031.76-70,545.36-17,455.36

Finding the Fourth Proportional to 47,031.76, 70,545.36 and 17,455.36

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Solution

The fourth proportional to 47,031.76, 70,545.36 and 17,455.36 is: 26,182.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,031.76 : 70,545.36 = 17,455.36 : x
  2. Step 2: Convert to fraction form
    47,031.76/70,545.36 = 17,455.36/x
  3. Step 3: Cross multiply
    47,031.76x = 70,545.36 × 17,455.36
  4. Step 4: Simplify right side
    47,031.76x = 1,231,394,655.13
  5. Step 5: Solve for x
    x = 1,231,394,655.13/47,031.76
  6. Step 6: Final answer
    x = 26,182.19

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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.