Home / 14,948.05-20,629.25-8,233.68

Finding the Fourth Proportional to 14,948.05, 20,629.25 and 8,233.68

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Solution

The fourth proportional to 14,948.05, 20,629.25 and 8,233.68 is: 11,362.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,948.05 : 20,629.25 = 8,233.68 : x
  2. Step 2: Convert to fraction form
    14,948.05/20,629.25 = 8,233.68/x
  3. Step 3: Cross multiply
    14,948.05x = 20,629.25 × 8,233.68
  4. Step 4: Simplify right side
    14,948.05x = 169,854,594.17
  5. Step 5: Solve for x
    x = 169,854,594.17/14,948.05
  6. Step 6: Final answer
    x = 11,362.99

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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.