Home / 25,179.17-37,695.85-18,965.35

Finding the Fourth Proportional to 25,179.17, 37,695.85 and 18,965.35

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Solution

The fourth proportional to 25,179.17, 37,695.85 and 18,965.35 is: 28,393.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,179.17 : 37,695.85 = 18,965.35 : x
  2. Step 2: Convert to fraction form
    25,179.17/37,695.85 = 18,965.35/x
  3. Step 3: Cross multiply
    25,179.17x = 37,695.85 × 18,965.35
  4. Step 4: Simplify right side
    25,179.17x = 714,914,988.80
  5. Step 5: Solve for x
    x = 714,914,988.80/25,179.17
  6. Step 6: Final answer
    x = 28,393.11

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1.5x scale

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.