Home / 23,218.20-32,050.28-15,669

Finding the Fourth Proportional to 23,218.20, 32,050.28 and 15,669

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Solution

The fourth proportional to 23,218.20, 32,050.28 and 15,669 is: 21,629.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,218.20 : 32,050.28 = 15,669 : x
  2. Step 2: Convert to fraction form
    23,218.20/32,050.28 = 15,669/x
  3. Step 3: Cross multiply
    23,218.20x = 32,050.28 × 15,669
  4. Step 4: Simplify right side
    23,218.20x = 502,195,837.32
  5. Step 5: Solve for x
    x = 502,195,837.32/23,218.20
  6. Step 6: Final answer
    x = 21,629.40

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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.