Home / 30,209.94-41,709.91-18,895.46

Finding the Fourth Proportional to 30,209.94, 41,709.91 and 18,895.46

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Solution

The fourth proportional to 30,209.94, 41,709.91 and 18,895.46 is: 26,088.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,209.94 : 41,709.91 = 18,895.46 : x
  2. Step 2: Convert to fraction form
    30,209.94/41,709.91 = 18,895.46/x
  3. Step 3: Cross multiply
    30,209.94x = 41,709.91 × 18,895.46
  4. Step 4: Simplify right side
    30,209.94x = 788,127,936.01
  5. Step 5: Solve for x
    x = 788,127,936.01/30,209.94
  6. Step 6: Final answer
    x = 26,088.36

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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.