Home / 13,445.46-18,552.48-7,476.33

Finding the Fourth Proportional to 13,445.46, 18,552.48 and 7,476.33

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Solution

The fourth proportional to 13,445.46, 18,552.48 and 7,476.33 is: 10,316.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,445.46 : 18,552.48 = 7,476.33 : x
  2. Step 2: Convert to fraction form
    13,445.46/18,552.48 = 7,476.33/x
  3. Step 3: Cross multiply
    13,445.46x = 18,552.48 × 7,476.33
  4. Step 4: Simplify right side
    13,445.46x = 138,704,504.33
  5. Step 5: Solve for x
    x = 138,704,504.33/13,445.46
  6. Step 6: Final answer
    x = 10,316.08

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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.