Home / 47,545.68-65,602.64-28,422.68

Finding the Fourth Proportional to 47,545.68, 65,602.64 and 28,422.68

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Solution

The fourth proportional to 47,545.68, 65,602.64 and 28,422.68 is: 39,217.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,545.68 : 65,602.64 = 28,422.68 : x
  2. Step 2: Convert to fraction form
    47,545.68/65,602.64 = 28,422.68/x
  3. Step 3: Cross multiply
    47,545.68x = 65,602.64 × 28,422.68
  4. Step 4: Simplify right side
    47,545.68x = 1,864,602,843.88
  5. Step 5: Solve for x
    x = 1,864,602,843.88/47,545.68
  6. Step 6: Final answer
    x = 39,217.08

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1.5x scale

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.