Home / 36,985.23-55,486.68-12,025.50

Finding the Fourth Proportional to 36,985.23, 55,486.68 and 12,025.50

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Solution

The fourth proportional to 36,985.23, 55,486.68 and 12,025.50 is: 18,041.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,985.23 : 55,486.68 = 12,025.50 : x
  2. Step 2: Convert to fraction form
    36,985.23/55,486.68 = 12,025.50/x
  3. Step 3: Cross multiply
    36,985.23x = 55,486.68 × 12,025.50
  4. Step 4: Simplify right side
    36,985.23x = 667,255,070.34
  5. Step 5: Solve for x
    x = 667,255,070.34/36,985.23
  6. Step 6: Final answer
    x = 18,041.12

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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.