Home / 25,059.18-34,502.97-21,274.47

Finding the Fourth Proportional to 25,059.18, 34,502.97 and 21,274.47

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Solution

The fourth proportional to 25,059.18, 34,502.97 and 21,274.47 is: 29,291.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,059.18 : 34,502.97 = 21,274.47 : x
  2. Step 2: Convert to fraction form
    25,059.18/34,502.97 = 21,274.47/x
  3. Step 3: Cross multiply
    25,059.18x = 34,502.97 × 21,274.47
  4. Step 4: Simplify right side
    25,059.18x = 734,032,400.18
  5. Step 5: Solve for x
    x = 734,032,400.18/25,059.18
  6. Step 6: Final answer
    x = 29,291.96

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1.5x scale

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.