Home / 21,767.23-32,663.15-9,286.08

Finding the Fourth Proportional to 21,767.23, 32,663.15 and 9,286.08

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Solution

The fourth proportional to 21,767.23, 32,663.15 and 9,286.08 is: 13,934.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,767.23 : 32,663.15 = 9,286.08 : x
  2. Step 2: Convert to fraction form
    21,767.23/32,663.15 = 9,286.08/x
  3. Step 3: Cross multiply
    21,767.23x = 32,663.15 × 9,286.08
  4. Step 4: Simplify right side
    21,767.23x = 303,312,565.51
  5. Step 5: Solve for x
    x = 303,312,565.51/21,767.23
  6. Step 6: Final answer
    x = 13,934.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.