Home / 13,567.36-18,722.82-7,599.04

Finding the Fourth Proportional to 13,567.36, 18,722.82 and 7,599.04

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Solution

The fourth proportional to 13,567.36, 18,722.82 and 7,599.04 is: 10,486.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,567.36 : 18,722.82 = 7,599.04 : x
  2. Step 2: Convert to fraction form
    13,567.36/18,722.82 = 7,599.04/x
  3. Step 3: Cross multiply
    13,567.36x = 18,722.82 × 7,599.04
  4. Step 4: Simplify right side
    13,567.36x = 142,275,458.09
  5. Step 5: Solve for x
    x = 142,275,458.09/13,567.36
  6. Step 6: Final answer
    x = 10,486.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.