Home / 38,171.46-52,676.75-21,176.04

Finding the Fourth Proportional to 38,171.46, 52,676.75 and 21,176.04

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Solution

The fourth proportional to 38,171.46, 52,676.75 and 21,176.04 is: 29,223.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,171.46 : 52,676.75 = 21,176.04 : x
  2. Step 2: Convert to fraction form
    38,171.46/52,676.75 = 21,176.04/x
  3. Step 3: Cross multiply
    38,171.46x = 52,676.75 × 21,176.04
  4. Step 4: Simplify right side
    38,171.46x = 1,115,484,727.50
  5. Step 5: Solve for x
    x = 1,115,484,727.50/38,171.46
  6. Step 6: Final answer
    x = 29,223.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.