Home / 36,109.17-54,143.64-11,142.14

Finding the Fourth Proportional to 36,109.17, 54,143.64 and 11,142.14

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Solution

The fourth proportional to 36,109.17, 54,143.64 and 11,142.14 is: 16,707.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,109.17 : 54,143.64 = 11,142.14 : x
  2. Step 2: Convert to fraction form
    36,109.17/54,143.64 = 11,142.14/x
  3. Step 3: Cross multiply
    36,109.17x = 54,143.64 × 11,142.14
  4. Step 4: Simplify right side
    36,109.17x = 603,275,746.27
  5. Step 5: Solve for x
    x = 603,275,746.27/36,109.17
  6. Step 6: Final answer
    x = 16,707.00

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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.