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Finding the Fourth Proportional to 25,335.93, 34,963.50 and 14,157.93

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Solution

The fourth proportional to 25,335.93, 34,963.50 and 14,157.93 is: 19,537.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,335.93 : 34,963.50 = 14,157.93 : x
  2. Step 2: Convert to fraction form
    25,335.93/34,963.50 = 14,157.93/x
  3. Step 3: Cross multiply
    25,335.93x = 34,963.50 × 14,157.93
  4. Step 4: Simplify right side
    25,335.93x = 495,010,785.56
  5. Step 5: Solve for x
    x = 495,010,785.56/25,335.93
  6. Step 6: Final answer
    x = 19,537.90

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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.