Home / 45,549.26-68,332.10-21,836.72

Finding the Fourth Proportional to 45,549.26, 68,332.10 and 21,836.72

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Solution

The fourth proportional to 45,549.26, 68,332.10 and 21,836.72 is: 32,759.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,549.26 : 68,332.10 = 21,836.72 : x
  2. Step 2: Convert to fraction form
    45,549.26/68,332.10 = 21,836.72/x
  3. Step 3: Cross multiply
    45,549.26x = 68,332.10 × 21,836.72
  4. Step 4: Simplify right side
    45,549.26x = 1,492,148,483.87
  5. Step 5: Solve for x
    x = 1,492,148,483.87/45,549.26
  6. Step 6: Final answer
    x = 32,759.01

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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.