Home / 45,384.64-62,661.24-40,589.68

Finding the Fourth Proportional to 45,384.64, 62,661.24 and 40,589.68

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Solution

The fourth proportional to 45,384.64, 62,661.24 and 40,589.68 is: 56,040.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,384.64 : 62,661.24 = 40,589.68 : x
  2. Step 2: Convert to fraction form
    45,384.64/62,661.24 = 40,589.68/x
  3. Step 3: Cross multiply
    45,384.64x = 62,661.24 × 40,589.68
  4. Step 4: Simplify right side
    45,384.64x = 2,543,399,680.00
  5. Step 5: Solve for x
    x = 2,543,399,680.00/45,384.64
  6. Step 6: Final answer
    x = 56,040.98

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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.