Home / 36,498.16-54,747.24-20,904.88

Finding the Fourth Proportional to 36,498.16, 54,747.24 and 20,904.88

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Solution

The fourth proportional to 36,498.16, 54,747.24 and 20,904.88 is: 31,357.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,498.16 : 54,747.24 = 20,904.88 : x
  2. Step 2: Convert to fraction form
    36,498.16/54,747.24 = 20,904.88/x
  3. Step 3: Cross multiply
    36,498.16x = 54,747.24 × 20,904.88
  4. Step 4: Simplify right side
    36,498.16x = 1,144,484,482.53
  5. Step 5: Solve for x
    x = 1,144,484,482.53/36,498.16
  6. Step 6: Final answer
    x = 31,357.32

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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.