Home / 38,238.76-52,770.18-21,472.36

Finding the Fourth Proportional to 38,238.76, 52,770.18 and 21,472.36

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Solution

The fourth proportional to 38,238.76, 52,770.18 and 21,472.36 is: 29,632.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,238.76 : 52,770.18 = 21,472.36 : x
  2. Step 2: Convert to fraction form
    38,238.76/52,770.18 = 21,472.36/x
  3. Step 3: Cross multiply
    38,238.76x = 52,770.18 × 21,472.36
  4. Step 4: Simplify right side
    38,238.76x = 1,133,100,302.22
  5. Step 5: Solve for x
    x = 1,133,100,302.22/38,238.76
  6. Step 6: Final answer
    x = 29,632.24

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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.