Home / 14,306.23-19,742.07-7,933.09

Finding the Fourth Proportional to 14,306.23, 19,742.07 and 7,933.09

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Solution

The fourth proportional to 14,306.23, 19,742.07 and 7,933.09 is: 10,947.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,306.23 : 19,742.07 = 7,933.09 : x
  2. Step 2: Convert to fraction form
    14,306.23/19,742.07 = 7,933.09/x
  3. Step 3: Cross multiply
    14,306.23x = 19,742.07 × 7,933.09
  4. Step 4: Simplify right side
    14,306.23x = 156,615,618.10
  5. Step 5: Solve for x
    x = 156,615,618.10/14,306.23
  6. Step 6: Final answer
    x = 10,947.37

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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.