Home / 25,542.01-38,316.09-8,445.48

Finding the Fourth Proportional to 25,542.01, 38,316.09 and 8,445.48

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Solution

The fourth proportional to 25,542.01, 38,316.09 and 8,445.48 is: 12,669.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,542.01 : 38,316.09 = 8,445.48 : x
  2. Step 2: Convert to fraction form
    25,542.01/38,316.09 = 8,445.48/x
  3. Step 3: Cross multiply
    25,542.01x = 38,316.09 × 8,445.48
  4. Step 4: Simplify right side
    25,542.01x = 323,597,792.89
  5. Step 5: Solve for x
    x = 323,597,792.89/25,542.01
  6. Step 6: Final answer
    x = 12,669.24

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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.