Home / 45,036.42-67,224.84-39,716.21

Finding the Fourth Proportional to 45,036.42, 67,224.84 and 39,716.21

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Solution

The fourth proportional to 45,036.42, 67,224.84 and 39,716.21 is: 59,283.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,036.42 : 67,224.84 = 39,716.21 : x
  2. Step 2: Convert to fraction form
    45,036.42/67,224.84 = 39,716.21/x
  3. Step 3: Cross multiply
    45,036.42x = 67,224.84 × 39,716.21
  4. Step 4: Simplify right side
    45,036.42x = 2,669,915,327.95
  5. Step 5: Solve for x
    x = 2,669,915,327.95/45,036.42
  6. Step 6: Final answer
    x = 59,283.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.