Home / 15,733.14-21,716.33-9,364.20

Finding the Fourth Proportional to 15,733.14, 21,716.33 and 9,364.20

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Solution

The fourth proportional to 15,733.14, 21,716.33 and 9,364.20 is: 12,925.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,733.14 : 21,716.33 = 9,364.20 : x
  2. Step 2: Convert to fraction form
    15,733.14/21,716.33 = 9,364.20/x
  3. Step 3: Cross multiply
    15,733.14x = 21,716.33 × 9,364.20
  4. Step 4: Simplify right side
    15,733.14x = 203,356,010.57
  5. Step 5: Solve for x
    x = 203,356,010.57/15,733.14
  6. Step 6: Final answer
    x = 12,925.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.