Home / 44,043.68-66,061.90-12,453.16

Finding the Fourth Proportional to 44,043.68, 66,061.90 and 12,453.16

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Solution

The fourth proportional to 44,043.68, 66,061.90 and 12,453.16 is: 18,678.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,043.68 : 66,061.90 = 12,453.16 : x
  2. Step 2: Convert to fraction form
    44,043.68/66,061.90 = 12,453.16/x
  3. Step 3: Cross multiply
    44,043.68x = 66,061.90 × 12,453.16
  4. Step 4: Simplify right side
    44,043.68x = 822,679,410.60
  5. Step 5: Solve for x
    x = 822,679,410.60/44,043.68
  6. Step 6: Final answer
    x = 18,678.72

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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.