Home / 43,655.28-65,071.38-41,439.12

Finding the Fourth Proportional to 43,655.28, 65,071.38 and 41,439.12

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Solution

The fourth proportional to 43,655.28, 65,071.38 and 41,439.12 is: 61,768.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,655.28 : 65,071.38 = 41,439.12 : x
  2. Step 2: Convert to fraction form
    43,655.28/65,071.38 = 41,439.12/x
  3. Step 3: Cross multiply
    43,655.28x = 65,071.38 × 41,439.12
  4. Step 4: Simplify right side
    43,655.28x = 2,696,500,724.39
  5. Step 5: Solve for x
    x = 2,696,500,724.39/43,655.28
  6. Step 6: Final answer
    x = 61,768.03

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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.