Home / 36,721.10-55,085.06-13,026.32

Finding the Fourth Proportional to 36,721.10, 55,085.06 and 13,026.32

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Solution

The fourth proportional to 36,721.10, 55,085.06 and 13,026.32 is: 19,540.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,721.10 : 55,085.06 = 13,026.32 : x
  2. Step 2: Convert to fraction form
    36,721.10/55,085.06 = 13,026.32/x
  3. Step 3: Cross multiply
    36,721.10x = 55,085.06 × 13,026.32
  4. Step 4: Simplify right side
    36,721.10x = 717,555,582.49
  5. Step 5: Solve for x
    x = 717,555,582.49/36,721.10
  6. Step 6: Final answer
    x = 19,540.69

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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.