Home / 45,394.05-68,091.57-13,809.24

Finding the Fourth Proportional to 45,394.05, 68,091.57 and 13,809.24

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Solution

The fourth proportional to 45,394.05, 68,091.57 and 13,809.24 is: 20,714.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,394.05 : 68,091.57 = 13,809.24 : x
  2. Step 2: Convert to fraction form
    45,394.05/68,091.57 = 13,809.24/x
  3. Step 3: Cross multiply
    45,394.05x = 68,091.57 × 13,809.24
  4. Step 4: Simplify right side
    45,394.05x = 940,292,832.11
  5. Step 5: Solve for x
    x = 940,292,832.11/45,394.05
  6. Step 6: Final answer
    x = 20,714.01

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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.