Home / 38,331.04-57,492.78-12,035.08

Finding the Fourth Proportional to 38,331.04, 57,492.78 and 12,035.08

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Solution

The fourth proportional to 38,331.04, 57,492.78 and 12,035.08 is: 18,051.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,331.04 : 57,492.78 = 12,035.08 : x
  2. Step 2: Convert to fraction form
    38,331.04/57,492.78 = 12,035.08/x
  3. Step 3: Cross multiply
    38,331.04x = 57,492.78 × 12,035.08
  4. Step 4: Simplify right side
    38,331.04x = 691,930,206.72
  5. Step 5: Solve for x
    x = 691,930,206.72/38,331.04
  6. Step 6: Final answer
    x = 18,051.43

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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.