Home / 31,752.42-47,632.80-11,759.16

Finding the Fourth Proportional to 31,752.42, 47,632.80 and 11,759.16

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Solution

The fourth proportional to 31,752.42, 47,632.80 and 11,759.16 is: 17,640.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,752.42 : 47,632.80 = 11,759.16 : x
  2. Step 2: Convert to fraction form
    31,752.42/47,632.80 = 11,759.16/x
  3. Step 3: Cross multiply
    31,752.42x = 47,632.80 × 11,759.16
  4. Step 4: Simplify right side
    31,752.42x = 560,121,716.45
  5. Step 5: Solve for x
    x = 560,121,716.45/31,752.42
  6. Step 6: Final answer
    x = 17,640.28

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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.