Home / 25,290.57-37,943.37-11,248.66

Finding the Fourth Proportional to 25,290.57, 37,943.37 and 11,248.66

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Solution

The fourth proportional to 25,290.57, 37,943.37 and 11,248.66 is: 16,876.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,290.57 : 37,943.37 = 11,248.66 : x
  2. Step 2: Convert to fraction form
    25,290.57/37,943.37 = 11,248.66/x
  3. Step 3: Cross multiply
    25,290.57x = 37,943.37 × 11,248.66
  4. Step 4: Simplify right side
    25,290.57x = 426,811,878.67
  5. Step 5: Solve for x
    x = 426,811,878.67/25,290.57
  6. Step 6: Final answer
    x = 16,876.32

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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.