Home / 33,261.40-45,900.06-19,113.88

Finding the Fourth Proportional to 33,261.40, 45,900.06 and 19,113.88

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Solution

The fourth proportional to 33,261.40, 45,900.06 and 19,113.88 is: 26,376.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,261.40 : 45,900.06 = 19,113.88 : x
  2. Step 2: Convert to fraction form
    33,261.40/45,900.06 = 19,113.88/x
  3. Step 3: Cross multiply
    33,261.40x = 45,900.06 × 19,113.88
  4. Step 4: Simplify right side
    33,261.40x = 877,328,238.83
  5. Step 5: Solve for x
    x = 877,328,238.83/33,261.40
  6. Step 6: Final answer
    x = 26,376.77

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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.