Home / 15,560.10-23,349.71-8,169.86

Finding the Fourth Proportional to 15,560.10, 23,349.71 and 8,169.86

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Solution

The fourth proportional to 15,560.10, 23,349.71 and 8,169.86 is: 12,259.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,560.10 : 23,349.71 = 8,169.86 : x
  2. Step 2: Convert to fraction form
    15,560.10/23,349.71 = 8,169.86/x
  3. Step 3: Cross multiply
    15,560.10x = 23,349.71 × 8,169.86
  4. Step 4: Simplify right side
    15,560.10x = 190,763,744.99
  5. Step 5: Solve for x
    x = 190,763,744.99/15,560.10
  6. Step 6: Final answer
    x = 12,259.81

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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.