Home / 38,102.92-52,580.84-21,106.48

Finding the Fourth Proportional to 38,102.92, 52,580.84 and 21,106.48

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Solution

The fourth proportional to 38,102.92, 52,580.84 and 21,106.48 is: 29,126.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,102.92 : 52,580.84 = 21,106.48 : x
  2. Step 2: Convert to fraction form
    38,102.92/52,580.84 = 21,106.48/x
  3. Step 3: Cross multiply
    38,102.92x = 52,580.84 × 21,106.48
  4. Step 4: Simplify right side
    38,102.92x = 1,109,796,447.84
  5. Step 5: Solve for x
    x = 1,109,796,447.84/38,102.92
  6. Step 6: Final answer
    x = 29,126.28

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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.