Home / 31,756.08-43,825.14-17,608.62

Finding the Fourth Proportional to 31,756.08, 43,825.14 and 17,608.62

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Solution

The fourth proportional to 31,756.08, 43,825.14 and 17,608.62 is: 24,300.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,756.08 : 43,825.14 = 17,608.62 : x
  2. Step 2: Convert to fraction form
    31,756.08/43,825.14 = 17,608.62/x
  3. Step 3: Cross multiply
    31,756.08x = 43,825.14 × 17,608.62
  4. Step 4: Simplify right side
    31,756.08x = 771,700,236.71
  5. Step 5: Solve for x
    x = 771,700,236.71/31,756.08
  6. Step 6: Final answer
    x = 24,300.87

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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.