Home / 39,648.92-59,473.37-19,922.78

Finding the Fourth Proportional to 39,648.92, 59,473.37 and 19,922.78

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Solution

The fourth proportional to 39,648.92, 59,473.37 and 19,922.78 is: 29,884.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,648.92 : 59,473.37 = 19,922.78 : x
  2. Step 2: Convert to fraction form
    39,648.92/59,473.37 = 19,922.78/x
  3. Step 3: Cross multiply
    39,648.92x = 59,473.37 × 19,922.78
  4. Step 4: Simplify right side
    39,648.92x = 1,184,875,064.86
  5. Step 5: Solve for x
    x = 1,184,875,064.86/39,648.92
  6. Step 6: Final answer
    x = 29,884.17

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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.