Home / 11,507.87-17,248.75-10,118.52

Finding the Fourth Proportional to 11,507.87, 17,248.75 and 10,118.52

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Solution

The fourth proportional to 11,507.87, 17,248.75 and 10,118.52 is: 15,166.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,507.87 : 17,248.75 = 10,118.52 : x
  2. Step 2: Convert to fraction form
    11,507.87/17,248.75 = 10,118.52/x
  3. Step 3: Cross multiply
    11,507.87x = 17,248.75 × 10,118.52
  4. Step 4: Simplify right side
    11,507.87x = 174,531,796.55
  5. Step 5: Solve for x
    x = 174,531,796.55/11,507.87
  6. Step 6: Final answer
    x = 15,166.30

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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.