Home / 21,539.12-32,308.67-9,844.13

Finding the Fourth Proportional to 21,539.12, 32,308.67 and 9,844.13

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Solution

The fourth proportional to 21,539.12, 32,308.67 and 9,844.13 is: 14,766.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,539.12 : 32,308.67 = 9,844.13 : x
  2. Step 2: Convert to fraction form
    21,539.12/32,308.67 = 9,844.13/x
  3. Step 3: Cross multiply
    21,539.12x = 32,308.67 × 9,844.13
  4. Step 4: Simplify right side
    21,539.12x = 318,050,536.84
  5. Step 5: Solve for x
    x = 318,050,536.84/21,539.12
  6. Step 6: Final answer
    x = 14,766.18

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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.