Home / 39,235.39-58,774.29-18,145.87

Finding the Fourth Proportional to 39,235.39, 58,774.29 and 18,145.87

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Solution

The fourth proportional to 39,235.39, 58,774.29 and 18,145.87 is: 27,182.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,235.39 : 58,774.29 = 18,145.87 : x
  2. Step 2: Convert to fraction form
    39,235.39/58,774.29 = 18,145.87/x
  3. Step 3: Cross multiply
    39,235.39x = 58,774.29 × 18,145.87
  4. Step 4: Simplify right side
    39,235.39x = 1,066,510,625.68
  5. Step 5: Solve for x
    x = 1,066,510,625.68/39,235.39
  6. Step 6: Final answer
    x = 27,182.36

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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.