Home / 25,276.01-34,878.51-13,942.82

Finding the Fourth Proportional to 25,276.01, 34,878.51 and 13,942.82

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Solution

The fourth proportional to 25,276.01, 34,878.51 and 13,942.82 is: 19,239.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,276.01 : 34,878.51 = 13,942.82 : x
  2. Step 2: Convert to fraction form
    25,276.01/34,878.51 = 13,942.82/x
  3. Step 3: Cross multiply
    25,276.01x = 34,878.51 × 13,942.82
  4. Step 4: Simplify right side
    25,276.01x = 486,304,612.41
  5. Step 5: Solve for x
    x = 486,304,612.41/25,276.01
  6. Step 6: Final answer
    x = 19,239.77

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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.