Home / 36,721.18-55,085.01-13,341.34

Finding the Fourth Proportional to 36,721.18, 55,085.01 and 13,341.34

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Solution

The fourth proportional to 36,721.18, 55,085.01 and 13,341.34 is: 20,013.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,721.18 : 55,085.01 = 13,341.34 : x
  2. Step 2: Convert to fraction form
    36,721.18/55,085.01 = 13,341.34/x
  3. Step 3: Cross multiply
    36,721.18x = 55,085.01 × 13,341.34
  4. Step 4: Simplify right side
    36,721.18x = 734,907,847.31
  5. Step 5: Solve for x
    x = 734,907,847.31/36,721.18
  6. Step 6: Final answer
    x = 20,013.19

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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.