Home / 54,883.67-75,738.89-31,010.13

Finding the Fourth Proportional to 54,883.67, 75,738.89 and 31,010.13

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Solution

The fourth proportional to 54,883.67, 75,738.89 and 31,010.13 is: 42,793.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,883.67 : 75,738.89 = 31,010.13 : x
  2. Step 2: Convert to fraction form
    54,883.67/75,738.89 = 31,010.13/x
  3. Step 3: Cross multiply
    54,883.67x = 75,738.89 × 31,010.13
  4. Step 4: Simplify right side
    54,883.67x = 2,348,672,669.91
  5. Step 5: Solve for x
    x = 2,348,672,669.91/54,883.67
  6. Step 6: Final answer
    x = 42,793.66

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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.