Home / 25,342.28-34,972.40-14,164.28

Finding the Fourth Proportional to 25,342.28, 34,972.40 and 14,164.28

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Solution

The fourth proportional to 25,342.28, 34,972.40 and 14,164.28 is: 19,546.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,342.28 : 34,972.40 = 14,164.28 : x
  2. Step 2: Convert to fraction form
    25,342.28/34,972.40 = 14,164.28/x
  3. Step 3: Cross multiply
    25,342.28x = 34,972.40 × 14,164.28
  4. Step 4: Simplify right side
    25,342.28x = 495,358,865.87
  5. Step 5: Solve for x
    x = 495,358,865.87/25,342.28
  6. Step 6: Final answer
    x = 19,546.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.