Home / 30,883.29-42,619.08-16,736.13

Finding the Fourth Proportional to 30,883.29, 42,619.08 and 16,736.13

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Solution

The fourth proportional to 30,883.29, 42,619.08 and 16,736.13 is: 23,095.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,883.29 : 42,619.08 = 16,736.13 : x
  2. Step 2: Convert to fraction form
    30,883.29/42,619.08 = 16,736.13/x
  3. Step 3: Cross multiply
    30,883.29x = 42,619.08 × 16,736.13
  4. Step 4: Simplify right side
    30,883.29x = 713,278,463.36
  5. Step 5: Solve for x
    x = 713,278,463.36/30,883.29
  6. Step 6: Final answer
    x = 23,095.94

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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.