Home / 38,035.76-57,081.64-18,045.29

Finding the Fourth Proportional to 38,035.76, 57,081.64 and 18,045.29

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Solution

The fourth proportional to 38,035.76, 57,081.64 and 18,045.29 is: 27,081.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,035.76 : 57,081.64 = 18,045.29 : x
  2. Step 2: Convert to fraction form
    38,035.76/57,081.64 = 18,045.29/x
  3. Step 3: Cross multiply
    38,035.76x = 57,081.64 × 18,045.29
  4. Step 4: Simplify right side
    38,035.76x = 1,030,054,416.95
  5. Step 5: Solve for x
    x = 1,030,054,416.95/38,035.76
  6. Step 6: Final answer
    x = 27,081.21

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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.