Home / 39,230.38-58,871.49-18,455.50

Finding the Fourth Proportional to 39,230.38, 58,871.49 and 18,455.50

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Solution

The fourth proportional to 39,230.38, 58,871.49 and 18,455.50 is: 27,695.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,230.38 : 58,871.49 = 18,455.50 : x
  2. Step 2: Convert to fraction form
    39,230.38/58,871.49 = 18,455.50/x
  3. Step 3: Cross multiply
    39,230.38x = 58,871.49 × 18,455.50
  4. Step 4: Simplify right side
    39,230.38x = 1,086,502,397.06
  5. Step 5: Solve for x
    x = 1,086,502,397.06/39,230.38
  6. Step 6: Final answer
    x = 27,695.44

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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.