Home / 43,568.78-65,340.08-15,485.14

Finding the Fourth Proportional to 43,568.78, 65,340.08 and 15,485.14

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Solution

The fourth proportional to 43,568.78, 65,340.08 and 15,485.14 is: 23,223.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,568.78 : 65,340.08 = 15,485.14 : x
  2. Step 2: Convert to fraction form
    43,568.78/65,340.08 = 15,485.14/x
  3. Step 3: Cross multiply
    43,568.78x = 65,340.08 × 15,485.14
  4. Step 4: Simplify right side
    43,568.78x = 1,011,800,045.64
  5. Step 5: Solve for x
    x = 1,011,800,045.64/43,568.78
  6. Step 6: Final answer
    x = 23,223.05

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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.