Home / 25,360.48-34,993.38-15,941.80

Finding the Fourth Proportional to 25,360.48, 34,993.38 and 15,941.80

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Solution

The fourth proportional to 25,360.48, 34,993.38 and 15,941.80 is: 21,997.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,360.48 : 34,993.38 = 15,941.80 : x
  2. Step 2: Convert to fraction form
    25,360.48/34,993.38 = 15,941.80/x
  3. Step 3: Cross multiply
    25,360.48x = 34,993.38 × 15,941.80
  4. Step 4: Simplify right side
    25,360.48x = 557,857,465.28
  5. Step 5: Solve for x
    x = 557,857,465.28/25,360.48
  6. Step 6: Final answer
    x = 21,997.12

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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.