Home / 25,609.92-38,357.28-19,047.36

Finding the Fourth Proportional to 25,609.92, 38,357.28 and 19,047.36

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Solution

The fourth proportional to 25,609.92, 38,357.28 and 19,047.36 is: 28,528.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,609.92 : 38,357.28 = 19,047.36 : x
  2. Step 2: Convert to fraction form
    25,609.92/38,357.28 = 19,047.36/x
  3. Step 3: Cross multiply
    25,609.92x = 38,357.28 × 19,047.36
  4. Step 4: Simplify right side
    25,609.92x = 730,604,920.78
  5. Step 5: Solve for x
    x = 730,604,920.78/25,609.92
  6. Step 6: Final answer
    x = 28,528.20

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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.