Home / 30,304.83-41,821.89-16,875.23

Finding the Fourth Proportional to 30,304.83, 41,821.89 and 16,875.23

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Solution

The fourth proportional to 30,304.83, 41,821.89 and 16,875.23 is: 23,288.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,304.83 : 41,821.89 = 16,875.23 : x
  2. Step 2: Convert to fraction form
    30,304.83/41,821.89 = 16,875.23/x
  3. Step 3: Cross multiply
    30,304.83x = 41,821.89 × 16,875.23
  4. Step 4: Simplify right side
    30,304.83x = 705,754,012.78
  5. Step 5: Solve for x
    x = 705,754,012.78/30,304.83
  6. Step 6: Final answer
    x = 23,288.50

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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.