Home / 18,317.46-27,444.77-12,302.26

Finding the Fourth Proportional to 18,317.46, 27,444.77 and 12,302.26

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Solution

The fourth proportional to 18,317.46, 27,444.77 and 12,302.26 is: 18,432.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,317.46 : 27,444.77 = 12,302.26 : x
  2. Step 2: Convert to fraction form
    18,317.46/27,444.77 = 12,302.26/x
  3. Step 3: Cross multiply
    18,317.46x = 27,444.77 × 12,302.26
  4. Step 4: Simplify right side
    18,317.46x = 337,632,696.18
  5. Step 5: Solve for x
    x = 337,632,696.18/18,317.46
  6. Step 6: Final answer
    x = 18,432.29

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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.