Home / 44,480.12-66,727.13-19,186.81

Finding the Fourth Proportional to 44,480.12, 66,727.13 and 19,186.81

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Solution

The fourth proportional to 44,480.12, 66,727.13 and 19,186.81 is: 28,783.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,480.12 : 66,727.13 = 19,186.81 : x
  2. Step 2: Convert to fraction form
    44,480.12/66,727.13 = 19,186.81/x
  3. Step 3: Cross multiply
    44,480.12x = 66,727.13 × 19,186.81
  4. Step 4: Simplify right side
    44,480.12x = 1,280,280,502.40
  5. Step 5: Solve for x
    x = 1,280,280,502.40/44,480.12
  6. Step 6: Final answer
    x = 28,783.21

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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.