Home / 36,073.69-54,115.91-11,111.64

Finding the Fourth Proportional to 36,073.69, 54,115.91 and 11,111.64

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Solution

The fourth proportional to 36,073.69, 54,115.91 and 11,111.64 is: 16,669.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,073.69 : 54,115.91 = 11,111.64 : x
  2. Step 2: Convert to fraction form
    36,073.69/54,115.91 = 11,111.64/x
  3. Step 3: Cross multiply
    36,073.69x = 54,115.91 × 11,111.64
  4. Step 4: Simplify right side
    36,073.69x = 601,316,510.19
  5. Step 5: Solve for x
    x = 601,316,510.19/36,073.69
  6. Step 6: Final answer
    x = 16,669.12

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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.