Home / 13,577.22-20,374.74-9,349.56

Finding the Fourth Proportional to 13,577.22, 20,374.74 and 9,349.56

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Solution

The fourth proportional to 13,577.22, 20,374.74 and 9,349.56 is: 14,030.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,577.22 : 20,374.74 = 9,349.56 : x
  2. Step 2: Convert to fraction form
    13,577.22/20,374.74 = 9,349.56/x
  3. Step 3: Cross multiply
    13,577.22x = 20,374.74 × 9,349.56
  4. Step 4: Simplify right side
    13,577.22x = 190,494,854.11
  5. Step 5: Solve for x
    x = 190,494,854.11/13,577.22
  6. Step 6: Final answer
    x = 14,030.48

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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.