Home / 14,948.12-20,628.57-8,233.80

Finding the Fourth Proportional to 14,948.12, 20,628.57 and 8,233.80

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Solution

The fourth proportional to 14,948.12, 20,628.57 and 8,233.80 is: 11,362.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,948.12 : 20,628.57 = 8,233.80 : x
  2. Step 2: Convert to fraction form
    14,948.12/20,628.57 = 8,233.80/x
  3. Step 3: Cross multiply
    14,948.12x = 20,628.57 × 8,233.80
  4. Step 4: Simplify right side
    14,948.12x = 169,851,589.22
  5. Step 5: Solve for x
    x = 169,851,589.22/14,948.12
  6. Step 6: Final answer
    x = 11,362.74

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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.