Home / 11,055.48-15,236.25-10,354.04

Finding the Fourth Proportional to 11,055.48, 15,236.25 and 10,354.04

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Solution

The fourth proportional to 11,055.48, 15,236.25 and 10,354.04 is: 14,269.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,055.48 : 15,236.25 = 10,354.04 : x
  2. Step 2: Convert to fraction form
    11,055.48/15,236.25 = 10,354.04/x
  3. Step 3: Cross multiply
    11,055.48x = 15,236.25 × 10,354.04
  4. Step 4: Simplify right side
    11,055.48x = 157,756,741.95
  5. Step 5: Solve for x
    x = 157,756,741.95/11,055.48
  6. Step 6: Final answer
    x = 14,269.55

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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.