Home / 45,187.78-62,344.20-27,275.98

Finding the Fourth Proportional to 45,187.78, 62,344.20 and 27,275.98

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Solution

The fourth proportional to 45,187.78, 62,344.20 and 27,275.98 is: 37,631.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,187.78 : 62,344.20 = 27,275.98 : x
  2. Step 2: Convert to fraction form
    45,187.78/62,344.20 = 27,275.98/x
  3. Step 3: Cross multiply
    45,187.78x = 62,344.20 × 27,275.98
  4. Step 4: Simplify right side
    45,187.78x = 1,700,499,152.32
  5. Step 5: Solve for x
    x = 1,700,499,152.32/45,187.78
  6. Step 6: Final answer
    x = 37,631.84

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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.