Home / 38,239.44-57,366.36-11,937.84

Finding the Fourth Proportional to 38,239.44, 57,366.36 and 11,937.84

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Solution

The fourth proportional to 38,239.44, 57,366.36 and 11,937.84 is: 17,909.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,239.44 : 57,366.36 = 11,937.84 : x
  2. Step 2: Convert to fraction form
    38,239.44/57,366.36 = 11,937.84/x
  3. Step 3: Cross multiply
    38,239.44x = 57,366.36 × 11,937.84
  4. Step 4: Simplify right side
    38,239.44x = 684,830,427.06
  5. Step 5: Solve for x
    x = 684,830,427.06/38,239.44
  6. Step 6: Final answer
    x = 17,909.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.