Home / 25,475.46-35,154.13-14,143.89

Finding the Fourth Proportional to 25,475.46, 35,154.13 and 14,143.89

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Solution

The fourth proportional to 25,475.46, 35,154.13 and 14,143.89 is: 19,517.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,475.46 : 35,154.13 = 14,143.89 : x
  2. Step 2: Convert to fraction form
    25,475.46/35,154.13 = 14,143.89/x
  3. Step 3: Cross multiply
    25,475.46x = 35,154.13 × 14,143.89
  4. Step 4: Simplify right side
    25,475.46x = 497,216,147.77
  5. Step 5: Solve for x
    x = 497,216,147.77/25,475.46
  6. Step 6: Final answer
    x = 19,517.46

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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.