Home / 57,220.19-85,813.88-17,243.04

Finding the Fourth Proportional to 57,220.19, 85,813.88 and 17,243.04

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Solution

The fourth proportional to 57,220.19, 85,813.88 and 17,243.04 is: 25,859.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,220.19 : 85,813.88 = 17,243.04 : x
  2. Step 2: Convert to fraction form
    57,220.19/85,813.88 = 17,243.04/x
  3. Step 3: Cross multiply
    57,220.19x = 85,813.88 × 17,243.04
  4. Step 4: Simplify right side
    57,220.19x = 1,479,692,079.18
  5. Step 5: Solve for x
    x = 1,479,692,079.18/57,220.19
  6. Step 6: Final answer
    x = 25,859.62

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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.