Home / 36,315.51-54,471.78-10,019.58

Finding the Fourth Proportional to 36,315.51, 54,471.78 and 10,019.58

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Solution

The fourth proportional to 36,315.51, 54,471.78 and 10,019.58 is: 15,028.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,315.51 : 54,471.78 = 10,019.58 : x
  2. Step 2: Convert to fraction form
    36,315.51/54,471.78 = 10,019.58/x
  3. Step 3: Cross multiply
    36,315.51x = 54,471.78 × 10,019.58
  4. Step 4: Simplify right side
    36,315.51x = 545,784,357.45
  5. Step 5: Solve for x
    x = 545,784,357.45/36,315.51
  6. Step 6: Final answer
    x = 15,028.96

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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.