Home / 38,091.29-57,121.13-14,394.74

Finding the Fourth Proportional to 38,091.29, 57,121.13 and 14,394.74

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Solution

The fourth proportional to 38,091.29, 57,121.13 and 14,394.74 is: 21,586.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,091.29 : 57,121.13 = 14,394.74 : x
  2. Step 2: Convert to fraction form
    38,091.29/57,121.13 = 14,394.74/x
  3. Step 3: Cross multiply
    38,091.29x = 57,121.13 × 14,394.74
  4. Step 4: Simplify right side
    38,091.29x = 822,243,457.28
  5. Step 5: Solve for x
    x = 822,243,457.28/38,091.29
  6. Step 6: Final answer
    x = 21,586.13

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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.