Home / 15,056.85-22,581.63-7,155.87

Finding the Fourth Proportional to 15,056.85, 22,581.63 and 7,155.87

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Solution

The fourth proportional to 15,056.85, 22,581.63 and 7,155.87 is: 10,732.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,056.85 : 22,581.63 = 7,155.87 : x
  2. Step 2: Convert to fraction form
    15,056.85/22,581.63 = 7,155.87/x
  3. Step 3: Cross multiply
    15,056.85x = 22,581.63 × 7,155.87
  4. Step 4: Simplify right side
    15,056.85x = 161,591,208.67
  5. Step 5: Solve for x
    x = 161,591,208.67/15,056.85
  6. Step 6: Final answer
    x = 10,732.07

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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.