Home / 39,158.90-58,688.06-17,796

Finding the Fourth Proportional to 39,158.90, 58,688.06 and 17,796

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Solution

The fourth proportional to 39,158.90, 58,688.06 and 17,796 is: 26,671.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,158.90 : 58,688.06 = 17,796 : x
  2. Step 2: Convert to fraction form
    39,158.90/58,688.06 = 17,796/x
  3. Step 3: Cross multiply
    39,158.90x = 58,688.06 × 17,796
  4. Step 4: Simplify right side
    39,158.90x = 1,044,412,626.78
  5. Step 5: Solve for x
    x = 1,044,412,626.78/39,158.90
  6. Step 6: Final answer
    x = 26,671.15

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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.