Home / 17,034.30-25,543.65-9,135.60

Finding the Fourth Proportional to 17,034.30, 25,543.65 and 9,135.60

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Solution

The fourth proportional to 17,034.30, 25,543.65 and 9,135.60 is: 13,699.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,034.30 : 25,543.65 = 9,135.60 : x
  2. Step 2: Convert to fraction form
    17,034.30/25,543.65 = 9,135.60/x
  3. Step 3: Cross multiply
    17,034.30x = 25,543.65 × 9,135.60
  4. Step 4: Simplify right side
    17,034.30x = 233,356,568.94
  5. Step 5: Solve for x
    x = 233,356,568.94/17,034.30
  6. Step 6: Final answer
    x = 13,699.22

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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.