Home / 16,024.72-22,129.36-15,152.08

Finding the Fourth Proportional to 16,024.72, 22,129.36 and 15,152.08

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Solution

The fourth proportional to 16,024.72, 22,129.36 and 15,152.08 is: 20,924.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,024.72 : 22,129.36 = 15,152.08 : x
  2. Step 2: Convert to fraction form
    16,024.72/22,129.36 = 15,152.08/x
  3. Step 3: Cross multiply
    16,024.72x = 22,129.36 × 15,152.08
  4. Step 4: Simplify right side
    16,024.72x = 335,305,833.07
  5. Step 5: Solve for x
    x = 335,305,833.07/16,024.72
  6. Step 6: Final answer
    x = 20,924.29

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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.