Home / 23,239.40-32,070.28-13,169.76

Finding the Fourth Proportional to 23,239.40, 32,070.28 and 13,169.76

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Solution

The fourth proportional to 23,239.40, 32,070.28 and 13,169.76 is: 18,174.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,239.40 : 32,070.28 = 13,169.76 : x
  2. Step 2: Convert to fraction form
    23,239.40/32,070.28 = 13,169.76/x
  3. Step 3: Cross multiply
    23,239.40x = 32,070.28 × 13,169.76
  4. Step 4: Simplify right side
    23,239.40x = 422,357,889.48
  5. Step 5: Solve for x
    x = 422,357,889.48/23,239.40
  6. Step 6: Final answer
    x = 18,174.22

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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.