Home / 24,719.43-34,112.61-13,388.67

Finding the Fourth Proportional to 24,719.43, 34,112.61 and 13,388.67

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Solution

The fourth proportional to 24,719.43, 34,112.61 and 13,388.67 is: 18,476.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,719.43 : 34,112.61 = 13,388.67 : x
  2. Step 2: Convert to fraction form
    24,719.43/34,112.61 = 13,388.67/x
  3. Step 3: Cross multiply
    24,719.43x = 34,112.61 × 13,388.67
  4. Step 4: Simplify right side
    24,719.43x = 456,722,478.13
  5. Step 5: Solve for x
    x = 456,722,478.13/24,719.43
  6. Step 6: Final answer
    x = 18,476.25

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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.