Home / 42,183.74-63,275.59-38,663.85

Finding the Fourth Proportional to 42,183.74, 63,275.59 and 38,663.85

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Solution

The fourth proportional to 42,183.74, 63,275.59 and 38,663.85 is: 57,995.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,183.74 : 63,275.59 = 38,663.85 : x
  2. Step 2: Convert to fraction form
    42,183.74/63,275.59 = 38,663.85/x
  3. Step 3: Cross multiply
    42,183.74x = 63,275.59 × 38,663.85
  4. Step 4: Simplify right side
    42,183.74x = 2,446,478,206.03
  5. Step 5: Solve for x
    x = 2,446,478,206.03/42,183.74
  6. Step 6: Final answer
    x = 57,995.76

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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.