Home / 45,827.17-68,740.67-12,549.83

Finding the Fourth Proportional to 45,827.17, 68,740.67 and 12,549.83

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Solution

The fourth proportional to 45,827.17, 68,740.67 and 12,549.83 is: 18,824.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,827.17 : 68,740.67 = 12,549.83 : x
  2. Step 2: Convert to fraction form
    45,827.17/68,740.67 = 12,549.83/x
  3. Step 3: Cross multiply
    45,827.17x = 68,740.67 × 12,549.83
  4. Step 4: Simplify right side
    45,827.17x = 862,683,410.26
  5. Step 5: Solve for x
    x = 862,683,410.26/45,827.17
  6. Step 6: Final answer
    x = 18,824.72

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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.