Home / 39,192.70-58,748.79-15,490.62

Finding the Fourth Proportional to 39,192.70, 58,748.79 and 15,490.62

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Solution

The fourth proportional to 39,192.70, 58,748.79 and 15,490.62 is: 23,220.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,192.70 : 58,748.79 = 15,490.62 : x
  2. Step 2: Convert to fraction form
    39,192.70/58,748.79 = 15,490.62/x
  3. Step 3: Cross multiply
    39,192.70x = 58,748.79 × 15,490.62
  4. Step 4: Simplify right side
    39,192.70x = 910,055,181.35
  5. Step 5: Solve for x
    x = 910,055,181.35/39,192.70
  6. Step 6: Final answer
    x = 23,220.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.