Home / 23,149.08-31,899.47-16,063.20

Finding the Fourth Proportional to 23,149.08, 31,899.47 and 16,063.20

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Solution

The fourth proportional to 23,149.08, 31,899.47 and 16,063.20 is: 22,135.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,149.08 : 31,899.47 = 16,063.20 : x
  2. Step 2: Convert to fraction form
    23,149.08/31,899.47 = 16,063.20/x
  3. Step 3: Cross multiply
    23,149.08x = 31,899.47 × 16,063.20
  4. Step 4: Simplify right side
    23,149.08x = 512,407,486.19
  5. Step 5: Solve for x
    x = 512,407,486.19/23,149.08
  6. Step 6: Final answer
    x = 22,135.11

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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.