Home / 36,487.55-54,714.32-18,952.67

Finding the Fourth Proportional to 36,487.55, 54,714.32 and 18,952.67

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Solution

The fourth proportional to 36,487.55, 54,714.32 and 18,952.67 is: 28,420.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,487.55 : 54,714.32 = 18,952.67 : x
  2. Step 2: Convert to fraction form
    36,487.55/54,714.32 = 18,952.67/x
  3. Step 3: Cross multiply
    36,487.55x = 54,714.32 × 18,952.67
  4. Step 4: Simplify right side
    36,487.55x = 1,036,982,451.23
  5. Step 5: Solve for x
    x = 1,036,982,451.23/36,487.55
  6. Step 6: Final answer
    x = 28,420.17

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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.