Home / 37,884.16-52,278.24-21,113.92

Finding the Fourth Proportional to 37,884.16, 52,278.24 and 21,113.92

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Solution

The fourth proportional to 37,884.16, 52,278.24 and 21,113.92 is: 29,136.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,884.16 : 52,278.24 = 21,113.92 : x
  2. Step 2: Convert to fraction form
    37,884.16/52,278.24 = 21,113.92/x
  3. Step 3: Cross multiply
    37,884.16x = 52,278.24 × 21,113.92
  4. Step 4: Simplify right side
    37,884.16x = 1,103,798,577.10
  5. Step 5: Solve for x
    x = 1,103,798,577.10/37,884.16
  6. Step 6: Final answer
    x = 29,136.15

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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.