Home / 30,017.69-41,443.65-19,267.17

Finding the Fourth Proportional to 30,017.69, 41,443.65 and 19,267.17

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Solution

The fourth proportional to 30,017.69, 41,443.65 and 19,267.17 is: 26,601.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,017.69 : 41,443.65 = 19,267.17 : x
  2. Step 2: Convert to fraction form
    30,017.69/41,443.65 = 19,267.17/x
  3. Step 3: Cross multiply
    30,017.69x = 41,443.65 × 19,267.17
  4. Step 4: Simplify right side
    30,017.69x = 798,501,694.56
  5. Step 5: Solve for x
    x = 798,501,694.56/30,017.69
  6. Step 6: Final answer
    x = 26,601.04

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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.