Home / 21,757.32-32,577.42-11,347.08

Finding the Fourth Proportional to 21,757.32, 32,577.42 and 11,347.08

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Solution

The fourth proportional to 21,757.32, 32,577.42 and 11,347.08 is: 16,990.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,757.32 : 32,577.42 = 11,347.08 : x
  2. Step 2: Convert to fraction form
    21,757.32/32,577.42 = 11,347.08/x
  3. Step 3: Cross multiply
    21,757.32x = 32,577.42 × 11,347.08
  4. Step 4: Simplify right side
    21,757.32x = 369,658,590.93
  5. Step 5: Solve for x
    x = 369,658,590.93/21,757.32
  6. Step 6: Final answer
    x = 16,990.08

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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.