Home / 40,098.06-60,126.84-13,434.84

Finding the Fourth Proportional to 40,098.06, 60,126.84 and 13,434.84

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Solution

The fourth proportional to 40,098.06, 60,126.84 and 13,434.84 is: 20,145.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,098.06 : 60,126.84 = 13,434.84 : x
  2. Step 2: Convert to fraction form
    40,098.06/60,126.84 = 13,434.84/x
  3. Step 3: Cross multiply
    40,098.06x = 60,126.84 × 13,434.84
  4. Step 4: Simplify right side
    40,098.06x = 807,794,475.11
  5. Step 5: Solve for x
    x = 807,794,475.11/40,098.06
  6. Step 6: Final answer
    x = 20,145.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.