Home / 25,341.66-34,974.99-15,922.98

Finding the Fourth Proportional to 25,341.66, 34,974.99 and 15,922.98

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Solution

The fourth proportional to 25,341.66, 34,974.99 and 15,922.98 is: 21,975.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,341.66 : 34,974.99 = 15,922.98 : x
  2. Step 2: Convert to fraction form
    25,341.66/34,974.99 = 15,922.98/x
  3. Step 3: Cross multiply
    25,341.66x = 34,974.99 × 15,922.98
  4. Step 4: Simplify right side
    25,341.66x = 556,906,066.27
  5. Step 5: Solve for x
    x = 556,906,066.27/25,341.66
  6. Step 6: Final answer
    x = 21,975.91

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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.