Home / 25,146.42-34,702.07-13,816.64

Finding the Fourth Proportional to 25,146.42, 34,702.07 and 13,816.64

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Solution

The fourth proportional to 25,146.42, 34,702.07 and 13,816.64 is: 19,066.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,146.42 : 34,702.07 = 13,816.64 : x
  2. Step 2: Convert to fraction form
    25,146.42/34,702.07 = 13,816.64/x
  3. Step 3: Cross multiply
    25,146.42x = 34,702.07 × 13,816.64
  4. Step 4: Simplify right side
    25,146.42x = 479,466,008.44
  5. Step 5: Solve for x
    x = 479,466,008.44/25,146.42
  6. Step 6: Final answer
    x = 19,066.97

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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.