Home / 28,758.56-43,148.21-10,041.35

Finding the Fourth Proportional to 28,758.56, 43,148.21 and 10,041.35

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Solution

The fourth proportional to 28,758.56, 43,148.21 and 10,041.35 is: 15,065.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,758.56 : 43,148.21 = 10,041.35 : x
  2. Step 2: Convert to fraction form
    28,758.56/43,148.21 = 10,041.35/x
  3. Step 3: Cross multiply
    28,758.56x = 43,148.21 × 10,041.35
  4. Step 4: Simplify right side
    28,758.56x = 433,266,249.65
  5. Step 5: Solve for x
    x = 433,266,249.65/28,758.56
  6. Step 6: Final answer
    x = 15,065.65

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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.