Home / 15,119.72-22,679.64-4,589.84

Finding the Fourth Proportional to 15,119.72, 22,679.64 and 4,589.84

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Solution

The fourth proportional to 15,119.72, 22,679.64 and 4,589.84 is: 6,884.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,119.72 : 22,679.64 = 4,589.84 : x
  2. Step 2: Convert to fraction form
    15,119.72/22,679.64 = 4,589.84/x
  3. Step 3: Cross multiply
    15,119.72x = 22,679.64 × 4,589.84
  4. Step 4: Simplify right side
    15,119.72x = 104,095,805.46
  5. Step 5: Solve for x
    x = 104,095,805.46/15,119.72
  6. Step 6: Final answer
    x = 6,884.77

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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.