Home / 25,143.09-34,702.47-14,536.14

Finding the Fourth Proportional to 25,143.09, 34,702.47 and 14,536.14

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Solution

The fourth proportional to 25,143.09, 34,702.47 and 14,536.14 is: 20,062.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,143.09 : 34,702.47 = 14,536.14 : x
  2. Step 2: Convert to fraction form
    25,143.09/34,702.47 = 14,536.14/x
  3. Step 3: Cross multiply
    25,143.09x = 34,702.47 × 14,536.14
  4. Step 4: Simplify right side
    25,143.09x = 504,439,962.27
  5. Step 5: Solve for x
    x = 504,439,962.27/25,143.09
  6. Step 6: Final answer
    x = 20,062.77

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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.