Home / 36,680.24-55,013.34-10,378.64

Finding the Fourth Proportional to 36,680.24, 55,013.34 and 10,378.64

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Solution

The fourth proportional to 36,680.24, 55,013.34 and 10,378.64 is: 15,565.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,680.24 : 55,013.34 = 10,378.64 : x
  2. Step 2: Convert to fraction form
    36,680.24/55,013.34 = 10,378.64/x
  3. Step 3: Cross multiply
    36,680.24x = 55,013.34 × 10,378.64
  4. Step 4: Simplify right side
    36,680.24x = 570,963,651.06
  5. Step 5: Solve for x
    x = 570,963,651.06/36,680.24
  6. Step 6: Final answer
    x = 15,565.97

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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.