Home / 31,473.36-47,217.33-10,412.55

Finding the Fourth Proportional to 31,473.36, 47,217.33 and 10,412.55

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Solution

The fourth proportional to 31,473.36, 47,217.33 and 10,412.55 is: 15,621.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,473.36 : 47,217.33 = 10,412.55 : x
  2. Step 2: Convert to fraction form
    31,473.36/47,217.33 = 10,412.55/x
  3. Step 3: Cross multiply
    31,473.36x = 47,217.33 × 10,412.55
  4. Step 4: Simplify right side
    31,473.36x = 491,652,809.49
  5. Step 5: Solve for x
    x = 491,652,809.49/31,473.36
  6. Step 6: Final answer
    x = 15,621.24

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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.