Home / 47,124.87-65,031.80-25,614.15

Finding the Fourth Proportional to 47,124.87, 65,031.80 and 25,614.15

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Solution

The fourth proportional to 47,124.87, 65,031.80 and 25,614.15 is: 35,347.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,124.87 : 65,031.80 = 25,614.15 : x
  2. Step 2: Convert to fraction form
    47,124.87/65,031.80 = 25,614.15/x
  3. Step 3: Cross multiply
    47,124.87x = 65,031.80 × 25,614.15
  4. Step 4: Simplify right side
    47,124.87x = 1,665,734,151.90
  5. Step 5: Solve for x
    x = 1,665,734,151.90/47,124.87
  6. Step 6: Final answer
    x = 35,347.24

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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.