Home / 21,452.46-32,111.37-14,749.85

Finding the Fourth Proportional to 21,452.46, 32,111.37 and 14,749.85

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Solution

The fourth proportional to 21,452.46, 32,111.37 and 14,749.85 is: 22,078.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,452.46 : 32,111.37 = 14,749.85 : x
  2. Step 2: Convert to fraction form
    21,452.46/32,111.37 = 14,749.85/x
  3. Step 3: Cross multiply
    21,452.46x = 32,111.37 × 14,749.85
  4. Step 4: Simplify right side
    21,452.46x = 473,637,730.24
  5. Step 5: Solve for x
    x = 473,637,730.24/21,452.46
  6. Step 6: Final answer
    x = 22,078.48

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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.