Home / 21,915.44-32,878.68-6,332.96

Finding the Fourth Proportional to 21,915.44, 32,878.68 and 6,332.96

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Solution

The fourth proportional to 21,915.44, 32,878.68 and 6,332.96 is: 9,501.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,915.44 : 32,878.68 = 6,332.96 : x
  2. Step 2: Convert to fraction form
    21,915.44/32,878.68 = 6,332.96/x
  3. Step 3: Cross multiply
    21,915.44x = 32,878.68 × 6,332.96
  4. Step 4: Simplify right side
    21,915.44x = 208,219,365.29
  5. Step 5: Solve for x
    x = 208,219,365.29/21,915.44
  6. Step 6: Final answer
    x = 9,501.04

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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.