Home / 38,257.19-52,794.87-21,260.90

Finding the Fourth Proportional to 38,257.19, 52,794.87 and 21,260.90

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Solution

The fourth proportional to 38,257.19, 52,794.87 and 21,260.90 is: 29,340.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,257.19 : 52,794.87 = 21,260.90 : x
  2. Step 2: Convert to fraction form
    38,257.19/52,794.87 = 21,260.90/x
  3. Step 3: Cross multiply
    38,257.19x = 52,794.87 × 21,260.90
  4. Step 4: Simplify right side
    38,257.19x = 1,122,466,267.34
  5. Step 5: Solve for x
    x = 1,122,466,267.34/38,257.19
  6. Step 6: Final answer
    x = 29,340.01

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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.