Home / 16,129.55-24,194.08-7,810.29

Finding the Fourth Proportional to 16,129.55, 24,194.08 and 7,810.29

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Solution

The fourth proportional to 16,129.55, 24,194.08 and 7,810.29 is: 11,715.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,129.55 : 24,194.08 = 7,810.29 : x
  2. Step 2: Convert to fraction form
    16,129.55/24,194.08 = 7,810.29/x
  3. Step 3: Cross multiply
    16,129.55x = 24,194.08 × 7,810.29
  4. Step 4: Simplify right side
    16,129.55x = 188,962,781.08
  5. Step 5: Solve for x
    x = 188,962,781.08/16,129.55
  6. Step 6: Final answer
    x = 11,715.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.