Home / 29,188.20-40,280.71-17,261.76

Finding the Fourth Proportional to 29,188.20, 40,280.71 and 17,261.76

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Solution

The fourth proportional to 29,188.20, 40,280.71 and 17,261.76 is: 23,821.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,188.20 : 40,280.71 = 17,261.76 : x
  2. Step 2: Convert to fraction form
    29,188.20/40,280.71 = 17,261.76/x
  3. Step 3: Cross multiply
    29,188.20x = 40,280.71 × 17,261.76
  4. Step 4: Simplify right side
    29,188.20x = 695,316,088.91
  5. Step 5: Solve for x
    x = 695,316,088.91/29,188.20
  6. Step 6: Final answer
    x = 23,821.82

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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.