Home / 39,102.32-58,218.40-38,550.24

Finding the Fourth Proportional to 39,102.32, 58,218.40 and 38,550.24

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Solution

The fourth proportional to 39,102.32, 58,218.40 and 38,550.24 is: 57,396.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,102.32 : 58,218.40 = 38,550.24 : x
  2. Step 2: Convert to fraction form
    39,102.32/58,218.40 = 38,550.24/x
  3. Step 3: Cross multiply
    39,102.32x = 58,218.40 × 38,550.24
  4. Step 4: Simplify right side
    39,102.32x = 2,244,333,292.42
  5. Step 5: Solve for x
    x = 2,244,333,292.42/39,102.32
  6. Step 6: Final answer
    x = 57,396.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.