Home / 31,256.47-43,134.05-17,110.63

Finding the Fourth Proportional to 31,256.47, 43,134.05 and 17,110.63

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Solution

The fourth proportional to 31,256.47, 43,134.05 and 17,110.63 is: 23,612.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,256.47 : 43,134.05 = 17,110.63 : x
  2. Step 2: Convert to fraction form
    31,256.47/43,134.05 = 17,110.63/x
  3. Step 3: Cross multiply
    31,256.47x = 43,134.05 × 17,110.63
  4. Step 4: Simplify right side
    31,256.47x = 738,050,684.40
  5. Step 5: Solve for x
    x = 738,050,684.40/31,256.47
  6. Step 6: Final answer
    x = 23,612.73

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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.