Home / 44,661.18-66,991.08-15,099.78

Finding the Fourth Proportional to 44,661.18, 66,991.08 and 15,099.78

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Solution

The fourth proportional to 44,661.18, 66,991.08 and 15,099.78 is: 22,649.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,661.18 : 66,991.08 = 15,099.78 : x
  2. Step 2: Convert to fraction form
    44,661.18/66,991.08 = 15,099.78/x
  3. Step 3: Cross multiply
    44,661.18x = 66,991.08 × 15,099.78
  4. Step 4: Simplify right side
    44,661.18x = 1,011,550,569.96
  5. Step 5: Solve for x
    x = 1,011,550,569.96/44,661.18
  6. Step 6: Final answer
    x = 22,649.44

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1.5x scale

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.