Home / 25,695.93-38,553.36-18,358.14

Finding the Fourth Proportional to 25,695.93, 38,553.36 and 18,358.14

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Solution

The fourth proportional to 25,695.93, 38,553.36 and 18,358.14 is: 27,543.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,695.93 : 38,553.36 = 18,358.14 : x
  2. Step 2: Convert to fraction form
    25,695.93/38,553.36 = 18,358.14/x
  3. Step 3: Cross multiply
    25,695.93x = 38,553.36 × 18,358.14
  4. Step 4: Simplify right side
    25,695.93x = 707,767,980.35
  5. Step 5: Solve for x
    x = 707,767,980.35/25,695.93
  6. Step 6: Final answer
    x = 27,543.97

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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.