Home / 15,311.67-22,967.50-4,218.46

Finding the Fourth Proportional to 15,311.67, 22,967.50 and 4,218.46

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Solution

The fourth proportional to 15,311.67, 22,967.50 and 4,218.46 is: 6,327.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,311.67 : 22,967.50 = 4,218.46 : x
  2. Step 2: Convert to fraction form
    15,311.67/22,967.50 = 4,218.46/x
  3. Step 3: Cross multiply
    15,311.67x = 22,967.50 × 4,218.46
  4. Step 4: Simplify right side
    15,311.67x = 96,887,549.19
  5. Step 5: Solve for x
    x = 96,887,549.19/15,311.67
  6. Step 6: Final answer
    x = 6,327.69

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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.