Home / 15,486.70-23,230.11-4,393.06

Finding the Fourth Proportional to 15,486.70, 23,230.11 and 4,393.06

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Solution

The fourth proportional to 15,486.70, 23,230.11 and 4,393.06 is: 6,589.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,486.70 : 23,230.11 = 4,393.06 : x
  2. Step 2: Convert to fraction form
    15,486.70/23,230.11 = 4,393.06/x
  3. Step 3: Cross multiply
    15,486.70x = 23,230.11 × 4,393.06
  4. Step 4: Simplify right side
    15,486.70x = 102,051,267.04
  5. Step 5: Solve for x
    x = 102,051,267.04/15,486.70
  6. Step 6: Final answer
    x = 6,589.61

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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.