Home / 15,466.62-21,344.00-8,393.05

Finding the Fourth Proportional to 15,466.62, 21,344.00 and 8,393.05

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Solution

The fourth proportional to 15,466.62, 21,344.00 and 8,393.05 is: 11,582.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,466.62 : 21,344.00 = 8,393.05 : x
  2. Step 2: Convert to fraction form
    15,466.62/21,344.00 = 8,393.05/x
  3. Step 3: Cross multiply
    15,466.62x = 21,344.00 × 8,393.05
  4. Step 4: Simplify right side
    15,466.62x = 179,141,168.67
  5. Step 5: Solve for x
    x = 179,141,168.67/15,466.62
  6. Step 6: Final answer
    x = 11,582.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.