Home / 25,258.35-37,910.90-12,787.14

Finding the Fourth Proportional to 25,258.35, 37,910.90 and 12,787.14

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Solution

The fourth proportional to 25,258.35, 37,910.90 and 12,787.14 is: 19,192.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,258.35 : 37,910.90 = 12,787.14 : x
  2. Step 2: Convert to fraction form
    25,258.35/37,910.90 = 12,787.14/x
  3. Step 3: Cross multiply
    25,258.35x = 37,910.90 × 12,787.14
  4. Step 4: Simplify right side
    25,258.35x = 484,771,985.83
  5. Step 5: Solve for x
    x = 484,771,985.83/25,258.35
  6. Step 6: Final answer
    x = 19,192.54

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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.