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Finding the Fourth Proportional to 15,358.80, 23,034.86 and 5,995.81

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Solution

The fourth proportional to 15,358.80, 23,034.86 and 5,995.81 is: 8,992.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,358.80 : 23,034.86 = 5,995.81 : x
  2. Step 2: Convert to fraction form
    15,358.80/23,034.86 = 5,995.81/x
  3. Step 3: Cross multiply
    15,358.80x = 23,034.86 × 5,995.81
  4. Step 4: Simplify right side
    15,358.80x = 138,112,643.94
  5. Step 5: Solve for x
    x = 138,112,643.94/15,358.80
  6. Step 6: Final answer
    x = 8,992.41

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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.