Home / 54,966.83-75,847.82-30,769.13

Finding the Fourth Proportional to 54,966.83, 75,847.82 and 30,769.13

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Solution

The fourth proportional to 54,966.83, 75,847.82 and 30,769.13 is: 42,457.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,966.83 : 75,847.82 = 30,769.13 : x
  2. Step 2: Convert to fraction form
    54,966.83/75,847.82 = 30,769.13/x
  3. Step 3: Cross multiply
    54,966.83x = 75,847.82 × 30,769.13
  4. Step 4: Simplify right side
    54,966.83x = 2,333,771,469.57
  5. Step 5: Solve for x
    x = 2,333,771,469.57/54,966.83
  6. Step 6: Final answer
    x = 42,457.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.