Home / 25,587.06-38,358.03-10,787.91

Finding the Fourth Proportional to 25,587.06, 38,358.03 and 10,787.91

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Solution

The fourth proportional to 25,587.06, 38,358.03 and 10,787.91 is: 16,172.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,587.06 : 38,358.03 = 10,787.91 : x
  2. Step 2: Convert to fraction form
    25,587.06/38,358.03 = 10,787.91/x
  3. Step 3: Cross multiply
    25,587.06x = 38,358.03 × 10,787.91
  4. Step 4: Simplify right side
    25,587.06x = 413,802,975.42
  5. Step 5: Solve for x
    x = 413,802,975.42/25,587.06
  6. Step 6: Final answer
    x = 16,172.35

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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.