Home / 15,595.76-21,536.52-10,016.48

Finding the Fourth Proportional to 15,595.76, 21,536.52 and 10,016.48

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Solution

The fourth proportional to 15,595.76, 21,536.52 and 10,016.48 is: 13,831.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,595.76 : 21,536.52 = 10,016.48 : x
  2. Step 2: Convert to fraction form
    15,595.76/21,536.52 = 10,016.48/x
  3. Step 3: Cross multiply
    15,595.76x = 21,536.52 × 10,016.48
  4. Step 4: Simplify right side
    15,595.76x = 215,720,121.85
  5. Step 5: Solve for x
    x = 215,720,121.85/15,595.76
  6. Step 6: Final answer
    x = 13,831.97

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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.