Home / 29,122.60-40,187.30-16,547.24

Finding the Fourth Proportional to 29,122.60, 40,187.30 and 16,547.24

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Solution

The fourth proportional to 29,122.60, 40,187.30 and 16,547.24 is: 22,834.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,122.60 : 40,187.30 = 16,547.24 : x
  2. Step 2: Convert to fraction form
    29,122.60/40,187.30 = 16,547.24/x
  3. Step 3: Cross multiply
    29,122.60x = 40,187.30 × 16,547.24
  4. Step 4: Simplify right side
    29,122.60x = 664,988,898.05
  5. Step 5: Solve for x
    x = 664,988,898.05/29,122.60
  6. Step 6: Final answer
    x = 22,834.12

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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.