Home / 16,115.02-22,238.38-8,944.51

Finding the Fourth Proportional to 16,115.02, 22,238.38 and 8,944.51

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Solution

The fourth proportional to 16,115.02, 22,238.38 and 8,944.51 is: 12,343.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,115.02 : 22,238.38 = 8,944.51 : x
  2. Step 2: Convert to fraction form
    16,115.02/22,238.38 = 8,944.51/x
  3. Step 3: Cross multiply
    16,115.02x = 22,238.38 × 8,944.51
  4. Step 4: Simplify right side
    16,115.02x = 198,911,412.29
  5. Step 5: Solve for x
    x = 198,911,412.29/16,115.02
  6. Step 6: Final answer
    x = 12,343.23

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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.