Home / 45,316.80-67,858.56-29,687.04

Finding the Fourth Proportional to 45,316.80, 67,858.56 and 29,687.04

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Solution

The fourth proportional to 45,316.80, 67,858.56 and 29,687.04 is: 44,454.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,316.80 : 67,858.56 = 29,687.04 : x
  2. Step 2: Convert to fraction form
    45,316.80/67,858.56 = 29,687.04/x
  3. Step 3: Cross multiply
    45,316.80x = 67,858.56 × 29,687.04
  4. Step 4: Simplify right side
    45,316.80x = 2,014,519,785.06
  5. Step 5: Solve for x
    x = 2,014,519,785.06/45,316.80
  6. Step 6: Final answer
    x = 44,454.15

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1.5x scale

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.