Home / 25,476.28-38,240.34-17,130.04

Finding the Fourth Proportional to 25,476.28, 38,240.34 and 17,130.04

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Solution

The fourth proportional to 25,476.28, 38,240.34 and 17,130.04 is: 25,712.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,476.28 : 38,240.34 = 17,130.04 : x
  2. Step 2: Convert to fraction form
    25,476.28/38,240.34 = 17,130.04/x
  3. Step 3: Cross multiply
    25,476.28x = 38,240.34 × 17,130.04
  4. Step 4: Simplify right side
    25,476.28x = 655,058,553.81
  5. Step 5: Solve for x
    x = 655,058,553.81/25,476.28
  6. Step 6: Final answer
    x = 25,712.49

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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.