Home / 14,236.11-19,646.69-7,948.89

Finding the Fourth Proportional to 14,236.11, 19,646.69 and 7,948.89

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Solution

The fourth proportional to 14,236.11, 19,646.69 and 7,948.89 is: 10,969.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,236.11 : 19,646.69 = 7,948.89 : x
  2. Step 2: Convert to fraction form
    14,236.11/19,646.69 = 7,948.89/x
  3. Step 3: Cross multiply
    14,236.11x = 19,646.69 × 7,948.89
  4. Step 4: Simplify right side
    14,236.11x = 156,169,337.93
  5. Step 5: Solve for x
    x = 156,169,337.93/14,236.11
  6. Step 6: Final answer
    x = 10,969.94

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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.