Home / 15,776.72-23,660.16-5,244.48

Finding the Fourth Proportional to 15,776.72, 23,660.16 and 5,244.48

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Solution

The fourth proportional to 15,776.72, 23,660.16 and 5,244.48 is: 7,865.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,776.72 : 23,660.16 = 5,244.48 : x
  2. Step 2: Convert to fraction form
    15,776.72/23,660.16 = 5,244.48/x
  3. Step 3: Cross multiply
    15,776.72x = 23,660.16 × 5,244.48
  4. Step 4: Simplify right side
    15,776.72x = 124,085,235.92
  5. Step 5: Solve for x
    x = 124,085,235.92/15,776.72
  6. Step 6: Final answer
    x = 7,865.08

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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.