Home / 23,581.62-35,376.80-7,787.76

Finding the Fourth Proportional to 23,581.62, 35,376.80 and 7,787.76

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Solution

The fourth proportional to 23,581.62, 35,376.80 and 7,787.76 is: 11,683.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,581.62 : 35,376.80 = 7,787.76 : x
  2. Step 2: Convert to fraction form
    23,581.62/35,376.80 = 7,787.76/x
  3. Step 3: Cross multiply
    23,581.62x = 35,376.80 × 7,787.76
  4. Step 4: Simplify right side
    23,581.62x = 275,506,027.97
  5. Step 5: Solve for x
    x = 275,506,027.97/23,581.62
  6. Step 6: Final answer
    x = 11,683.08

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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.