Home / 12,393.64-18,586.14-4,996.18

Finding the Fourth Proportional to 12,393.64, 18,586.14 and 4,996.18

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Solution

The fourth proportional to 12,393.64, 18,586.14 and 4,996.18 is: 7,492.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,393.64 : 18,586.14 = 4,996.18 : x
  2. Step 2: Convert to fraction form
    12,393.64/18,586.14 = 4,996.18/x
  3. Step 3: Cross multiply
    12,393.64x = 18,586.14 × 4,996.18
  4. Step 4: Simplify right side
    12,393.64x = 92,859,700.95
  5. Step 5: Solve for x
    x = 92,859,700.95/12,393.64
  6. Step 6: Final answer
    x = 7,492.53

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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.