Home / 36,440.10-54,661.50-12,743.01

Finding the Fourth Proportional to 36,440.10, 54,661.50 and 12,743.01

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Solution

The fourth proportional to 36,440.10, 54,661.50 and 12,743.01 is: 19,114.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,440.10 : 54,661.50 = 12,743.01 : x
  2. Step 2: Convert to fraction form
    36,440.10/54,661.50 = 12,743.01/x
  3. Step 3: Cross multiply
    36,440.10x = 54,661.50 × 12,743.01
  4. Step 4: Simplify right side
    36,440.10x = 696,552,041.12
  5. Step 5: Solve for x
    x = 696,552,041.12/36,440.10
  6. Step 6: Final answer
    x = 19,114.99

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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.