Home / 25,304.72-34,919.40-14,126.48

Finding the Fourth Proportional to 25,304.72, 34,919.40 and 14,126.48

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Solution

The fourth proportional to 25,304.72, 34,919.40 and 14,126.48 is: 19,493.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,304.72 : 34,919.40 = 14,126.48 : x
  2. Step 2: Convert to fraction form
    25,304.72/34,919.40 = 14,126.48/x
  3. Step 3: Cross multiply
    25,304.72x = 34,919.40 × 14,126.48
  4. Step 4: Simplify right side
    25,304.72x = 493,288,205.71
  5. Step 5: Solve for x
    x = 493,288,205.71/25,304.72
  6. Step 6: Final answer
    x = 19,493.92

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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.