Home / 21,372.01-32,053.46-15,114.35

Finding the Fourth Proportional to 21,372.01, 32,053.46 and 15,114.35

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Solution

The fourth proportional to 21,372.01, 32,053.46 and 15,114.35 is: 22,668.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,372.01 : 32,053.46 = 15,114.35 : x
  2. Step 2: Convert to fraction form
    21,372.01/32,053.46 = 15,114.35/x
  3. Step 3: Cross multiply
    21,372.01x = 32,053.46 × 15,114.35
  4. Step 4: Simplify right side
    21,372.01x = 484,467,217.71
  5. Step 5: Solve for x
    x = 484,467,217.71/21,372.01
  6. Step 6: Final answer
    x = 22,668.31

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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.