Home / 39,018.77-58,479.49-17,936.39

Finding the Fourth Proportional to 39,018.77, 58,479.49 and 17,936.39

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Solution

The fourth proportional to 39,018.77, 58,479.49 and 17,936.39 is: 26,882.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,018.77 : 58,479.49 = 17,936.39 : x
  2. Step 2: Convert to fraction form
    39,018.77/58,479.49 = 17,936.39/x
  3. Step 3: Cross multiply
    39,018.77x = 58,479.49 × 17,936.39
  4. Step 4: Simplify right side
    39,018.77x = 1,048,910,939.64
  5. Step 5: Solve for x
    x = 1,048,910,939.64/39,018.77
  6. Step 6: Final answer
    x = 26,882.21

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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.