Home / 38,330.57-57,491.32-10,252.80

Finding the Fourth Proportional to 38,330.57, 57,491.32 and 10,252.80

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Solution

The fourth proportional to 38,330.57, 57,491.32 and 10,252.80 is: 15,377.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,330.57 : 57,491.32 = 10,252.80 : x
  2. Step 2: Convert to fraction form
    38,330.57/57,491.32 = 10,252.80/x
  3. Step 3: Cross multiply
    38,330.57x = 57,491.32 × 10,252.80
  4. Step 4: Simplify right side
    38,330.57x = 589,446,980.06
  5. Step 5: Solve for x
    x = 589,446,980.06/38,330.57
  6. Step 6: Final answer
    x = 15,377.99

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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.