Home / 45,780.21-63,182.96-27,631.87

Finding the Fourth Proportional to 45,780.21, 63,182.96 and 27,631.87

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Solution

The fourth proportional to 45,780.21, 63,182.96 and 27,631.87 is: 38,135.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,780.21 : 63,182.96 = 27,631.87 : x
  2. Step 2: Convert to fraction form
    45,780.21/63,182.96 = 27,631.87/x
  3. Step 3: Cross multiply
    45,780.21x = 63,182.96 × 27,631.87
  4. Step 4: Simplify right side
    45,780.21x = 1,745,863,488.71
  5. Step 5: Solve for x
    x = 1,745,863,488.71/45,780.21
  6. Step 6: Final answer
    x = 38,135.77

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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.