Home / 25,753.07-38,574.45-19,443.58

Finding the Fourth Proportional to 25,753.07, 38,574.45 and 19,443.58

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Solution

The fourth proportional to 25,753.07, 38,574.45 and 19,443.58 is: 29,123.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,753.07 : 38,574.45 = 19,443.58 : x
  2. Step 2: Convert to fraction form
    25,753.07/38,574.45 = 19,443.58/x
  3. Step 3: Cross multiply
    25,753.07x = 38,574.45 × 19,443.58
  4. Step 4: Simplify right side
    25,753.07x = 750,025,308.09
  5. Step 5: Solve for x
    x = 750,025,308.09/25,753.07
  6. Step 6: Final answer
    x = 29,123.72

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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.