Home / 29,122.96-40,178.28-17,925.52

Finding the Fourth Proportional to 29,122.96, 40,178.28 and 17,925.52

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Solution

The fourth proportional to 29,122.96, 40,178.28 and 17,925.52 is: 24,730.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,122.96 : 40,178.28 = 17,925.52 : x
  2. Step 2: Convert to fraction form
    29,122.96/40,178.28 = 17,925.52/x
  3. Step 3: Cross multiply
    29,122.96x = 40,178.28 × 17,925.52
  4. Step 4: Simplify right side
    29,122.96x = 720,216,561.71
  5. Step 5: Solve for x
    x = 720,216,561.71/29,122.96
  6. Step 6: Final answer
    x = 24,730.20

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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.