Home / 30,318.88-41,840.14-17,574.52

Finding the Fourth Proportional to 30,318.88, 41,840.14 and 17,574.52

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Solution

The fourth proportional to 30,318.88, 41,840.14 and 17,574.52 is: 24,252.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,318.88 : 41,840.14 = 17,574.52 : x
  2. Step 2: Convert to fraction form
    30,318.88/41,840.14 = 17,574.52/x
  3. Step 3: Cross multiply
    30,318.88x = 41,840.14 × 17,574.52
  4. Step 4: Simplify right side
    30,318.88x = 735,320,377.23
  5. Step 5: Solve for x
    x = 735,320,377.23/30,318.88
  6. Step 6: Final answer
    x = 24,252.89

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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.