Home / 29,156.64-40,238.19-16,411.04

Finding the Fourth Proportional to 29,156.64, 40,238.19 and 16,411.04

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Solution

The fourth proportional to 29,156.64, 40,238.19 and 16,411.04 is: 22,648.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,156.64 : 40,238.19 = 16,411.04 : x
  2. Step 2: Convert to fraction form
    29,156.64/40,238.19 = 16,411.04/x
  3. Step 3: Cross multiply
    29,156.64x = 40,238.19 × 16,411.04
  4. Step 4: Simplify right side
    29,156.64x = 660,350,495.32
  5. Step 5: Solve for x
    x = 660,350,495.32/29,156.64
  6. Step 6: Final answer
    x = 22,648.38

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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.