Home / 13,575.22-20,358.27-6,074.08

Finding the Fourth Proportional to 13,575.22, 20,358.27 and 6,074.08

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Solution

The fourth proportional to 13,575.22, 20,358.27 and 6,074.08 is: 9,109.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,575.22 : 20,358.27 = 6,074.08 : x
  2. Step 2: Convert to fraction form
    13,575.22/20,358.27 = 6,074.08/x
  3. Step 3: Cross multiply
    13,575.22x = 20,358.27 × 6,074.08
  4. Step 4: Simplify right side
    13,575.22x = 123,657,709.75
  5. Step 5: Solve for x
    x = 123,657,709.75/13,575.22
  6. Step 6: Final answer
    x = 9,109.08

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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.