Home / 25,668.24-38,515.56-19,426.17

Finding the Fourth Proportional to 25,668.24, 38,515.56 and 19,426.17

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Solution

The fourth proportional to 25,668.24, 38,515.56 and 19,426.17 is: 29,149.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,668.24 : 38,515.56 = 19,426.17 : x
  2. Step 2: Convert to fraction form
    25,668.24/38,515.56 = 19,426.17/x
  3. Step 3: Cross multiply
    25,668.24x = 38,515.56 × 19,426.17
  4. Step 4: Simplify right side
    25,668.24x = 748,209,816.21
  5. Step 5: Solve for x
    x = 748,209,816.21/25,668.24
  6. Step 6: Final answer
    x = 29,149.24

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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.