Home / 38,475.19-57,712.18-19,744.41

Finding the Fourth Proportional to 38,475.19, 57,712.18 and 19,744.41

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Solution

The fourth proportional to 38,475.19, 57,712.18 and 19,744.41 is: 29,616.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,475.19 : 57,712.18 = 19,744.41 : x
  2. Step 2: Convert to fraction form
    38,475.19/57,712.18 = 19,744.41/x
  3. Step 3: Cross multiply
    38,475.19x = 57,712.18 × 19,744.41
  4. Step 4: Simplify right side
    38,475.19x = 1,139,492,943.91
  5. Step 5: Solve for x
    x = 1,139,492,943.91/38,475.19
  6. Step 6: Final answer
    x = 29,616.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.