Home / 45,319.18-62,549.37-28,955.87

Finding the Fourth Proportional to 45,319.18, 62,549.37 and 28,955.87

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Solution

The fourth proportional to 45,319.18, 62,549.37 and 28,955.87 is: 39,964.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,319.18 : 62,549.37 = 28,955.87 : x
  2. Step 2: Convert to fraction form
    45,319.18/62,549.37 = 28,955.87/x
  3. Step 3: Cross multiply
    45,319.18x = 62,549.37 × 28,955.87
  4. Step 4: Simplify right side
    45,319.18x = 1,811,171,281.52
  5. Step 5: Solve for x
    x = 1,811,171,281.52/45,319.18
  6. Step 6: Final answer
    x = 39,964.79

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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.