Home / 25,044.36-34,561.23-15,612.96

Finding the Fourth Proportional to 25,044.36, 34,561.23 and 15,612.96

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Solution

The fourth proportional to 25,044.36, 34,561.23 and 15,612.96 is: 21,545.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,044.36 : 34,561.23 = 15,612.96 : x
  2. Step 2: Convert to fraction form
    25,044.36/34,561.23 = 15,612.96/x
  3. Step 3: Cross multiply
    25,044.36x = 34,561.23 × 15,612.96
  4. Step 4: Simplify right side
    25,044.36x = 539,603,101.54
  5. Step 5: Solve for x
    x = 539,603,101.54/25,044.36
  6. Step 6: Final answer
    x = 21,545.89

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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.