Home / 40,434.45-60,706.35-25,672.20

Finding the Fourth Proportional to 40,434.45, 60,706.35 and 25,672.20

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Solution

The fourth proportional to 40,434.45, 60,706.35 and 25,672.20 is: 38,543.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,434.45 : 60,706.35 = 25,672.20 : x
  2. Step 2: Convert to fraction form
    40,434.45/60,706.35 = 25,672.20/x
  3. Step 3: Cross multiply
    40,434.45x = 60,706.35 × 25,672.20
  4. Step 4: Simplify right side
    40,434.45x = 1,558,465,558.47
  5. Step 5: Solve for x
    x = 1,558,465,558.47/40,434.45
  6. Step 6: Final answer
    x = 38,543.01

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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.