Home / 31,266.08-46,899.62-10,206.04

Finding the Fourth Proportional to 31,266.08, 46,899.62 and 10,206.04

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Solution

The fourth proportional to 31,266.08, 46,899.62 and 10,206.04 is: 15,309.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,266.08 : 46,899.62 = 10,206.04 : x
  2. Step 2: Convert to fraction form
    31,266.08/46,899.62 = 10,206.04/x
  3. Step 3: Cross multiply
    31,266.08x = 46,899.62 × 10,206.04
  4. Step 4: Simplify right side
    31,266.08x = 478,659,397.70
  5. Step 5: Solve for x
    x = 478,659,397.70/31,266.08
  6. Step 6: Final answer
    x = 15,309.22

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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.