Home / 43,317.24-64,976.42-15,238.16

Finding the Fourth Proportional to 43,317.24, 64,976.42 and 15,238.16

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Solution

The fourth proportional to 43,317.24, 64,976.42 and 15,238.16 is: 22,857.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,317.24 : 64,976.42 = 15,238.16 : x
  2. Step 2: Convert to fraction form
    43,317.24/64,976.42 = 15,238.16/x
  3. Step 3: Cross multiply
    43,317.24x = 64,976.42 × 15,238.16
  4. Step 4: Simplify right side
    43,317.24x = 990,121,084.19
  5. Step 5: Solve for x
    x = 990,121,084.19/43,317.24
  6. Step 6: Final answer
    x = 22,857.44

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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.