Home / 17,807.12-26,643.72-10,936.16

Finding the Fourth Proportional to 17,807.12, 26,643.72 and 10,936.16

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Solution

The fourth proportional to 17,807.12, 26,643.72 and 10,936.16 is: 16,363.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,807.12 : 26,643.72 = 10,936.16 : x
  2. Step 2: Convert to fraction form
    17,807.12/26,643.72 = 10,936.16/x
  3. Step 3: Cross multiply
    17,807.12x = 26,643.72 × 10,936.16
  4. Step 4: Simplify right side
    17,807.12x = 291,379,984.92
  5. Step 5: Solve for x
    x = 291,379,984.92/17,807.12
  6. Step 6: Final answer
    x = 16,363.12

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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.