Home / 38,328.58-57,492.74-12,035.28

Finding the Fourth Proportional to 38,328.58, 57,492.74 and 12,035.28

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Solution

The fourth proportional to 38,328.58, 57,492.74 and 12,035.28 is: 18,052.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,328.58 : 57,492.74 = 12,035.28 : x
  2. Step 2: Convert to fraction form
    38,328.58/57,492.74 = 12,035.28/x
  3. Step 3: Cross multiply
    38,328.58x = 57,492.74 × 12,035.28
  4. Step 4: Simplify right side
    38,328.58x = 691,941,223.87
  5. Step 5: Solve for x
    x = 691,941,223.87/38,328.58
  6. Step 6: Final answer
    x = 18,052.88

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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.