Home / 35,134.28-48,486.30-19,219.76

Finding the Fourth Proportional to 35,134.28, 48,486.30 and 19,219.76

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Solution

The fourth proportional to 35,134.28, 48,486.30 and 19,219.76 is: 26,523.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,134.28 : 48,486.30 = 19,219.76 : x
  2. Step 2: Convert to fraction form
    35,134.28/48,486.30 = 19,219.76/x
  3. Step 3: Cross multiply
    35,134.28x = 48,486.30 × 19,219.76
  4. Step 4: Simplify right side
    35,134.28x = 931,895,049.29
  5. Step 5: Solve for x
    x = 931,895,049.29/35,134.28
  6. Step 6: Final answer
    x = 26,523.81

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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.