Home / 31,707.67-43,756.56-17,560.50

Finding the Fourth Proportional to 31,707.67, 43,756.56 and 17,560.50

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Solution

The fourth proportional to 31,707.67, 43,756.56 and 17,560.50 is: 24,233.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,707.67 : 43,756.56 = 17,560.50 : x
  2. Step 2: Convert to fraction form
    31,707.67/43,756.56 = 17,560.50/x
  3. Step 3: Cross multiply
    31,707.67x = 43,756.56 × 17,560.50
  4. Step 4: Simplify right side
    31,707.67x = 768,386,765.29
  5. Step 5: Solve for x
    x = 768,386,765.29/31,707.67
  6. Step 6: Final answer
    x = 24,233.47

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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.