Home / 17,655.26-26,482.55-7,125.05

Finding the Fourth Proportional to 17,655.26, 26,482.55 and 7,125.05

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Solution

The fourth proportional to 17,655.26, 26,482.55 and 7,125.05 is: 10,687.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,655.26 : 26,482.55 = 7,125.05 : x
  2. Step 2: Convert to fraction form
    17,655.26/26,482.55 = 7,125.05/x
  3. Step 3: Cross multiply
    17,655.26x = 26,482.55 × 7,125.05
  4. Step 4: Simplify right side
    17,655.26x = 188,689,523.46
  5. Step 5: Solve for x
    x = 188,689,523.46/17,655.26
  6. Step 6: Final answer
    x = 10,687.44

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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.