Home / 31,953.56-47,934.45-17,142.17

Finding the Fourth Proportional to 31,953.56, 47,934.45 and 17,142.17

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Solution

The fourth proportional to 31,953.56, 47,934.45 and 17,142.17 is: 25,715.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,953.56 : 47,934.45 = 17,142.17 : x
  2. Step 2: Convert to fraction form
    31,953.56/47,934.45 = 17,142.17/x
  3. Step 3: Cross multiply
    31,953.56x = 47,934.45 × 17,142.17
  4. Step 4: Simplify right side
    31,953.56x = 821,700,251.08
  5. Step 5: Solve for x
    x = 821,700,251.08/31,953.56
  6. Step 6: Final answer
    x = 25,715.46

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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.