Home / 21,984.10-32,975.86-5,344.08

Finding the Fourth Proportional to 21,984.10, 32,975.86 and 5,344.08

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Solution

The fourth proportional to 21,984.10, 32,975.86 and 5,344.08 is: 8,016.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,984.10 : 32,975.86 = 5,344.08 : x
  2. Step 2: Convert to fraction form
    21,984.10/32,975.86 = 5,344.08/x
  3. Step 3: Cross multiply
    21,984.10x = 32,975.86 × 5,344.08
  4. Step 4: Simplify right side
    21,984.10x = 176,225,633.91
  5. Step 5: Solve for x
    x = 176,225,633.91/21,984.10
  6. Step 6: Final answer
    x = 8,016.05

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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.