Home / 45,254.88-62,453.70-30,123.18

Finding the Fourth Proportional to 45,254.88, 62,453.70 and 30,123.18

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Solution

The fourth proportional to 45,254.88, 62,453.70 and 30,123.18 is: 41,571.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,254.88 : 62,453.70 = 30,123.18 : x
  2. Step 2: Convert to fraction form
    45,254.88/62,453.70 = 30,123.18/x
  3. Step 3: Cross multiply
    45,254.88x = 62,453.70 × 30,123.18
  4. Step 4: Simplify right side
    45,254.88x = 1,881,304,046.77
  5. Step 5: Solve for x
    x = 1,881,304,046.77/45,254.88
  6. Step 6: Final answer
    x = 41,571.30

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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.