Home / 27,447.68-37,878-14,872.52

Finding the Fourth Proportional to 27,447.68, 37,878 and 14,872.52

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Solution

The fourth proportional to 27,447.68, 37,878 and 14,872.52 is: 20,524.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,447.68 : 37,878 = 14,872.52 : x
  2. Step 2: Convert to fraction form
    27,447.68/37,878 = 14,872.52/x
  3. Step 3: Cross multiply
    27,447.68x = 37,878 × 14,872.52
  4. Step 4: Simplify right side
    27,447.68x = 563,341,312.56
  5. Step 5: Solve for x
    x = 563,341,312.56/27,447.68
  6. Step 6: Final answer
    x = 20,524.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.