Home / 11,260.33-15,543.63-10,079.35

Finding the Fourth Proportional to 11,260.33, 15,543.63 and 10,079.35

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Solution

The fourth proportional to 11,260.33, 15,543.63 and 10,079.35 is: 13,913.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,260.33 : 15,543.63 = 10,079.35 : x
  2. Step 2: Convert to fraction form
    11,260.33/15,543.63 = 10,079.35/x
  3. Step 3: Cross multiply
    11,260.33x = 15,543.63 × 10,079.35
  4. Step 4: Simplify right side
    11,260.33x = 156,669,609.32
  5. Step 5: Solve for x
    x = 156,669,609.32/11,260.33
  6. Step 6: Final answer
    x = 13,913.42

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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.