Home / 33,158.68-45,761.16-19,011.76

Finding the Fourth Proportional to 33,158.68, 45,761.16 and 19,011.76

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Solution

The fourth proportional to 33,158.68, 45,761.16 and 19,011.76 is: 26,237.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,158.68 : 45,761.16 = 19,011.76 : x
  2. Step 2: Convert to fraction form
    33,158.68/45,761.16 = 19,011.76/x
  3. Step 3: Cross multiply
    33,158.68x = 45,761.16 × 19,011.76
  4. Step 4: Simplify right side
    33,158.68x = 870,000,191.24
  5. Step 5: Solve for x
    x = 870,000,191.24/33,158.68
  6. Step 6: Final answer
    x = 26,237.48

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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.