Home / 15,520.86-23,284.89-5,659.74

Finding the Fourth Proportional to 15,520.86, 23,284.89 and 5,659.74

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Solution

The fourth proportional to 15,520.86, 23,284.89 and 5,659.74 is: 8,490.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,520.86 : 23,284.89 = 5,659.74 : x
  2. Step 2: Convert to fraction form
    15,520.86/23,284.89 = 5,659.74/x
  3. Step 3: Cross multiply
    15,520.86x = 23,284.89 × 5,659.74
  4. Step 4: Simplify right side
    15,520.86x = 131,786,423.33
  5. Step 5: Solve for x
    x = 131,786,423.33/15,520.86
  6. Step 6: Final answer
    x = 8,490.92

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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.