Home / 17,700.12-24,437.43-10,995.57

Finding the Fourth Proportional to 17,700.12, 24,437.43 and 10,995.57

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Solution

The fourth proportional to 17,700.12, 24,437.43 and 10,995.57 is: 15,180.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,700.12 : 24,437.43 = 10,995.57 : x
  2. Step 2: Convert to fraction form
    17,700.12/24,437.43 = 10,995.57/x
  3. Step 3: Cross multiply
    17,700.12x = 24,437.43 × 10,995.57
  4. Step 4: Simplify right side
    17,700.12x = 268,703,472.19
  5. Step 5: Solve for x
    x = 268,703,472.19/17,700.12
  6. Step 6: Final answer
    x = 15,180.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.