Home / 21,562.32-32,317.56-11,701.20

Finding the Fourth Proportional to 21,562.32, 32,317.56 and 11,701.20

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Solution

The fourth proportional to 21,562.32, 32,317.56 and 11,701.20 is: 17,537.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,562.32 : 32,317.56 = 11,701.20 : x
  2. Step 2: Convert to fraction form
    21,562.32/32,317.56 = 11,701.20/x
  3. Step 3: Cross multiply
    21,562.32x = 32,317.56 × 11,701.20
  4. Step 4: Simplify right side
    21,562.32x = 378,154,233.07
  5. Step 5: Solve for x
    x = 378,154,233.07/21,562.32
  6. Step 6: Final answer
    x = 17,537.73

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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.