Home / 43,443.39-65,170.44-15,357.65

Finding the Fourth Proportional to 43,443.39, 65,170.44 and 15,357.65

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Solution

The fourth proportional to 43,443.39, 65,170.44 and 15,357.65 is: 23,038.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,443.39 : 65,170.44 = 15,357.65 : x
  2. Step 2: Convert to fraction form
    43,443.39/65,170.44 = 15,357.65/x
  3. Step 3: Cross multiply
    43,443.39x = 65,170.44 × 15,357.65
  4. Step 4: Simplify right side
    43,443.39x = 1,000,864,482.01
  5. Step 5: Solve for x
    x = 1,000,864,482.01/43,443.39
  6. Step 6: Final answer
    x = 23,038.36

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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.