Home / 25,564.15-38,274.13-13,529.04

Finding the Fourth Proportional to 25,564.15, 38,274.13 and 13,529.04

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Solution

The fourth proportional to 25,564.15, 38,274.13 and 13,529.04 is: 20,255.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,564.15 : 38,274.13 = 13,529.04 : x
  2. Step 2: Convert to fraction form
    25,564.15/38,274.13 = 13,529.04/x
  3. Step 3: Cross multiply
    25,564.15x = 38,274.13 × 13,529.04
  4. Step 4: Simplify right side
    25,564.15x = 517,812,027.39
  5. Step 5: Solve for x
    x = 517,812,027.39/25,564.15
  6. Step 6: Final answer
    x = 20,255.40

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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.