Home / 33,134.34-45,726.58-18,989.88

Finding the Fourth Proportional to 33,134.34, 45,726.58 and 18,989.88

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Solution

The fourth proportional to 33,134.34, 45,726.58 and 18,989.88 is: 26,206.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,134.34 : 45,726.58 = 18,989.88 : x
  2. Step 2: Convert to fraction form
    33,134.34/45,726.58 = 18,989.88/x
  3. Step 3: Cross multiply
    33,134.34x = 45,726.58 × 18,989.88
  4. Step 4: Simplify right side
    33,134.34x = 868,342,267.01
  5. Step 5: Solve for x
    x = 868,342,267.01/33,134.34
  6. Step 6: Final answer
    x = 26,206.72

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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.