Home / 36,077.51-54,122.20-11,117.57

Finding the Fourth Proportional to 36,077.51, 54,122.20 and 11,117.57

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Solution

The fourth proportional to 36,077.51, 54,122.20 and 11,117.57 is: 16,678.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,077.51 : 54,122.20 = 11,117.57 : x
  2. Step 2: Convert to fraction form
    36,077.51/54,122.20 = 11,117.57/x
  3. Step 3: Cross multiply
    36,077.51x = 54,122.20 × 11,117.57
  4. Step 4: Simplify right side
    36,077.51x = 601,707,048.65
  5. Step 5: Solve for x
    x = 601,707,048.65/36,077.51
  6. Step 6: Final answer
    x = 16,678.17

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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.