Home / 21,642.07-32,459.85-6,849.06

Finding the Fourth Proportional to 21,642.07, 32,459.85 and 6,849.06

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Solution

The fourth proportional to 21,642.07, 32,459.85 and 6,849.06 is: 10,272.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,642.07 : 32,459.85 = 6,849.06 : x
  2. Step 2: Convert to fraction form
    21,642.07/32,459.85 = 6,849.06/x
  3. Step 3: Cross multiply
    21,642.07x = 32,459.85 × 6,849.06
  4. Step 4: Simplify right side
    21,642.07x = 222,319,426.00
  5. Step 5: Solve for x
    x = 222,319,426.00/21,642.07
  6. Step 6: Final answer
    x = 10,272.56

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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.