Home / 21,862.30-32,793.63-13,566.46

Finding the Fourth Proportional to 21,862.30, 32,793.63 and 13,566.46

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Solution

The fourth proportional to 21,862.30, 32,793.63 and 13,566.46 is: 20,349.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,862.30 : 32,793.63 = 13,566.46 : x
  2. Step 2: Convert to fraction form
    21,862.30/32,793.63 = 13,566.46/x
  3. Step 3: Cross multiply
    21,862.30x = 32,793.63 × 13,566.46
  4. Step 4: Simplify right side
    21,862.30x = 444,893,469.65
  5. Step 5: Solve for x
    x = 444,893,469.65/21,862.30
  6. Step 6: Final answer
    x = 20,349.80

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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.