Home / 25,157.18-34,717.26-13,827.76

Finding the Fourth Proportional to 25,157.18, 34,717.26 and 13,827.76

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Solution

The fourth proportional to 25,157.18, 34,717.26 and 13,827.76 is: 19,082.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,157.18 : 34,717.26 = 13,827.76 : x
  2. Step 2: Convert to fraction form
    25,157.18/34,717.26 = 13,827.76/x
  3. Step 3: Cross multiply
    25,157.18x = 34,717.26 × 13,827.76
  4. Step 4: Simplify right side
    25,157.18x = 480,062,021.70
  5. Step 5: Solve for x
    x = 480,062,021.70/25,157.18
  6. Step 6: Final answer
    x = 19,082.50

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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.