Home / 39,204.10-54,100.94-21,298.92

Finding the Fourth Proportional to 39,204.10, 54,100.94 and 21,298.92

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Solution

The fourth proportional to 39,204.10, 54,100.94 and 21,298.92 is: 29,392.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,204.10 : 54,100.94 = 21,298.92 : x
  2. Step 2: Convert to fraction form
    39,204.10/54,100.94 = 21,298.92/x
  3. Step 3: Cross multiply
    39,204.10x = 54,100.94 × 21,298.92
  4. Step 4: Simplify right side
    39,204.10x = 1,152,291,592.98
  5. Step 5: Solve for x
    x = 1,152,291,592.98/39,204.10
  6. Step 6: Final answer
    x = 29,392.12

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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.