Home / 14,948.29-20,628.80-8,233.77

Finding the Fourth Proportional to 14,948.29, 20,628.80 and 8,233.77

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Solution

The fourth proportional to 14,948.29, 20,628.80 and 8,233.77 is: 11,362.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,948.29 : 20,628.80 = 8,233.77 : x
  2. Step 2: Convert to fraction form
    14,948.29/20,628.80 = 8,233.77/x
  3. Step 3: Cross multiply
    14,948.29x = 20,628.80 × 8,233.77
  4. Step 4: Simplify right side
    14,948.29x = 169,852,907.96
  5. Step 5: Solve for x
    x = 169,852,907.96/14,948.29
  6. Step 6: Final answer
    x = 11,362.70

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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.