Home / 15,621.63-23,432.72-5,755.83

Finding the Fourth Proportional to 15,621.63, 23,432.72 and 5,755.83

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Solution

The fourth proportional to 15,621.63, 23,432.72 and 5,755.83 is: 8,633.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,621.63 : 23,432.72 = 5,755.83 : x
  2. Step 2: Convert to fraction form
    15,621.63/23,432.72 = 5,755.83/x
  3. Step 3: Cross multiply
    15,621.63x = 23,432.72 × 5,755.83
  4. Step 4: Simplify right side
    15,621.63x = 134,874,752.76
  5. Step 5: Solve for x
    x = 134,874,752.76/15,621.63
  6. Step 6: Final answer
    x = 8,633.85

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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.