Home / 38,065.94-52,531.10-21,071.36

Finding the Fourth Proportional to 38,065.94, 52,531.10 and 21,071.36

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Solution

The fourth proportional to 38,065.94, 52,531.10 and 21,071.36 is: 29,078.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,065.94 : 52,531.10 = 21,071.36 : x
  2. Step 2: Convert to fraction form
    38,065.94/52,531.10 = 21,071.36/x
  3. Step 3: Cross multiply
    38,065.94x = 52,531.10 × 21,071.36
  4. Step 4: Simplify right side
    38,065.94x = 1,106,901,719.30
  5. Step 5: Solve for x
    x = 1,106,901,719.30/38,065.94
  6. Step 6: Final answer
    x = 29,078.53

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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.