Home / 38,362.69-52,942.14-21,366.93

Finding the Fourth Proportional to 38,362.69, 52,942.14 and 21,366.93

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Solution

The fourth proportional to 38,362.69, 52,942.14 and 21,366.93 is: 29,487.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,362.69 : 52,942.14 = 21,366.93 : x
  2. Step 2: Convert to fraction form
    38,362.69/52,942.14 = 21,366.93/x
  3. Step 3: Cross multiply
    38,362.69x = 52,942.14 × 21,366.93
  4. Step 4: Simplify right side
    38,362.69x = 1,131,210,915.86
  5. Step 5: Solve for x
    x = 1,131,210,915.86/38,362.69
  6. Step 6: Final answer
    x = 29,487.27

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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.