Home / 30,368.23-41,908.22-16,939.14

Finding the Fourth Proportional to 30,368.23, 41,908.22 and 16,939.14

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Solution

The fourth proportional to 30,368.23, 41,908.22 and 16,939.14 is: 23,376.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,368.23 : 41,908.22 = 16,939.14 : x
  2. Step 2: Convert to fraction form
    30,368.23/41,908.22 = 16,939.14/x
  3. Step 3: Cross multiply
    30,368.23x = 41,908.22 × 16,939.14
  4. Step 4: Simplify right side
    30,368.23x = 709,888,953.84
  5. Step 5: Solve for x
    x = 709,888,953.84/30,368.23
  6. Step 6: Final answer
    x = 23,376.04

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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.