Home / 60,834.72-91,260.75-18,718.30

Finding the Fourth Proportional to 60,834.72, 91,260.75 and 18,718.30

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Solution

The fourth proportional to 60,834.72, 91,260.75 and 18,718.30 is: 28,080.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,834.72 : 91,260.75 = 18,718.30 : x
  2. Step 2: Convert to fraction form
    60,834.72/91,260.75 = 18,718.30/x
  3. Step 3: Cross multiply
    60,834.72x = 91,260.75 × 18,718.30
  4. Step 4: Simplify right side
    60,834.72x = 1,708,246,096.73
  5. Step 5: Solve for x
    x = 1,708,246,096.73/60,834.72
  6. Step 6: Final answer
    x = 28,080.12

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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.