Home / 36,748.12-55,089.36-13,358.08

Finding the Fourth Proportional to 36,748.12, 55,089.36 and 13,358.08

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Solution

The fourth proportional to 36,748.12, 55,089.36 and 13,358.08 is: 20,025.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,748.12 : 55,089.36 = 13,358.08 : x
  2. Step 2: Convert to fraction form
    36,748.12/55,089.36 = 13,358.08/x
  3. Step 3: Cross multiply
    36,748.12x = 55,089.36 × 13,358.08
  4. Step 4: Simplify right side
    36,748.12x = 735,888,078.03
  5. Step 5: Solve for x
    x = 735,888,078.03/36,748.12
  6. Step 6: Final answer
    x = 20,025.19

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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.