Home / 36,301.45-54,438.18-14,111.86

Finding the Fourth Proportional to 36,301.45, 54,438.18 and 14,111.86

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Solution

The fourth proportional to 36,301.45, 54,438.18 and 14,111.86 is: 21,162.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,301.45 : 54,438.18 = 14,111.86 : x
  2. Step 2: Convert to fraction form
    36,301.45/54,438.18 = 14,111.86/x
  3. Step 3: Cross multiply
    36,301.45x = 54,438.18 × 14,111.86
  4. Step 4: Simplify right side
    36,301.45x = 768,223,974.81
  5. Step 5: Solve for x
    x = 768,223,974.81/36,301.45
  6. Step 6: Final answer
    x = 21,162.35

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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.