Home / 36,178.89-54,248.90-12,802.29

Finding the Fourth Proportional to 36,178.89, 54,248.90 and 12,802.29

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Solution

The fourth proportional to 36,178.89, 54,248.90 and 12,802.29 is: 19,196.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,178.89 : 54,248.90 = 12,802.29 : x
  2. Step 2: Convert to fraction form
    36,178.89/54,248.90 = 12,802.29/x
  3. Step 3: Cross multiply
    36,178.89x = 54,248.90 × 12,802.29
  4. Step 4: Simplify right side
    36,178.89x = 694,510,085.97
  5. Step 5: Solve for x
    x = 694,510,085.97/36,178.89
  6. Step 6: Final answer
    x = 19,196.56

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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.