Home / 21,946.28-32,841.66-19,354.28

Finding the Fourth Proportional to 21,946.28, 32,841.66 and 19,354.28

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Solution

The fourth proportional to 21,946.28, 32,841.66 and 19,354.28 is: 28,962.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,946.28 : 32,841.66 = 19,354.28 : x
  2. Step 2: Convert to fraction form
    21,946.28/32,841.66 = 19,354.28/x
  3. Step 3: Cross multiply
    21,946.28x = 32,841.66 × 19,354.28
  4. Step 4: Simplify right side
    21,946.28x = 635,626,683.30
  5. Step 5: Solve for x
    x = 635,626,683.30/21,946.28
  6. Step 6: Final answer
    x = 28,962.84

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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.