Home / 23,742.68-32,765.56-13,133.28

Finding the Fourth Proportional to 23,742.68, 32,765.56 and 13,133.28

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Solution

The fourth proportional to 23,742.68, 32,765.56 and 13,133.28 is: 18,124.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,742.68 : 32,765.56 = 13,133.28 : x
  2. Step 2: Convert to fraction form
    23,742.68/32,765.56 = 13,133.28/x
  3. Step 3: Cross multiply
    23,742.68x = 32,765.56 × 13,133.28
  4. Step 4: Simplify right side
    23,742.68x = 430,319,273.84
  5. Step 5: Solve for x
    x = 430,319,273.84/23,742.68
  6. Step 6: Final answer
    x = 18,124.29

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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.