Home / 15,353.43-23,013.23-5,991.72

Finding the Fourth Proportional to 15,353.43, 23,013.23 and 5,991.72

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Solution

The fourth proportional to 15,353.43, 23,013.23 and 5,991.72 is: 8,980.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,353.43 : 23,013.23 = 5,991.72 : x
  2. Step 2: Convert to fraction form
    15,353.43/23,013.23 = 5,991.72/x
  3. Step 3: Cross multiply
    15,353.43x = 23,013.23 × 5,991.72
  4. Step 4: Simplify right side
    15,353.43x = 137,888,685.43
  5. Step 5: Solve for x
    x = 137,888,685.43/15,353.43
  6. Step 6: Final answer
    x = 8,980.97

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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.