Home / 29,435.53-40,622.10-16,862.71

Finding the Fourth Proportional to 29,435.53, 40,622.10 and 16,862.71

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Solution

The fourth proportional to 29,435.53, 40,622.10 and 16,862.71 is: 23,271.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,435.53 : 40,622.10 = 16,862.71 : x
  2. Step 2: Convert to fraction form
    29,435.53/40,622.10 = 16,862.71/x
  3. Step 3: Cross multiply
    29,435.53x = 40,622.10 × 16,862.71
  4. Step 4: Simplify right side
    29,435.53x = 684,998,489.02
  5. Step 5: Solve for x
    x = 684,998,489.02/29,435.53
  6. Step 6: Final answer
    x = 23,271.15

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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.