Home / 31,748.40-43,812.72-17,600.88

Finding the Fourth Proportional to 31,748.40, 43,812.72 and 17,600.88

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Solution

The fourth proportional to 31,748.40, 43,812.72 and 17,600.88 is: 24,289.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,748.40 : 43,812.72 = 17,600.88 : x
  2. Step 2: Convert to fraction form
    31,748.40/43,812.72 = 17,600.88/x
  3. Step 3: Cross multiply
    31,748.40x = 43,812.72 × 17,600.88
  4. Step 4: Simplify right side
    31,748.40x = 771,142,427.19
  5. Step 5: Solve for x
    x = 771,142,427.19/31,748.40
  6. Step 6: Final answer
    x = 24,289.17

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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.