Home / 25,434.18-38,162.79-11,392.71

Finding the Fourth Proportional to 25,434.18, 38,162.79 and 11,392.71

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Solution

The fourth proportional to 25,434.18, 38,162.79 and 11,392.71 is: 17,094.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,434.18 : 38,162.79 = 11,392.71 : x
  2. Step 2: Convert to fraction form
    25,434.18/38,162.79 = 11,392.71/x
  3. Step 3: Cross multiply
    25,434.18x = 38,162.79 × 11,392.71
  4. Step 4: Simplify right side
    25,434.18x = 434,777,599.26
  5. Step 5: Solve for x
    x = 434,777,599.26/25,434.18
  6. Step 6: Final answer
    x = 17,094.23

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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.