Home / 31,719.57-43,774.35-17,572.41

Finding the Fourth Proportional to 31,719.57, 43,774.35 and 17,572.41

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Solution

The fourth proportional to 31,719.57, 43,774.35 and 17,572.41 is: 24,250.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,719.57 : 43,774.35 = 17,572.41 : x
  2. Step 2: Convert to fraction form
    31,719.57/43,774.35 = 17,572.41/x
  3. Step 3: Cross multiply
    31,719.57x = 43,774.35 × 17,572.41
  4. Step 4: Simplify right side
    31,719.57x = 769,220,825.68
  5. Step 5: Solve for x
    x = 769,220,825.68/31,719.57
  6. Step 6: Final answer
    x = 24,250.67

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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.