Home / 29,118.24-40,173.84-17,946.72

Finding the Fourth Proportional to 29,118.24, 40,173.84 and 17,946.72

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Solution

The fourth proportional to 29,118.24, 40,173.84 and 17,946.72 is: 24,760.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,118.24 : 40,173.84 = 17,946.72 : x
  2. Step 2: Convert to fraction form
    29,118.24/40,173.84 = 17,946.72/x
  3. Step 3: Cross multiply
    29,118.24x = 40,173.84 × 17,946.72
  4. Step 4: Simplify right side
    29,118.24x = 720,988,657.80
  5. Step 5: Solve for x
    x = 720,988,657.80/29,118.24
  6. Step 6: Final answer
    x = 24,760.72

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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.