Home / 38,045.16-57,073.20-11,752.20

Finding the Fourth Proportional to 38,045.16, 57,073.20 and 11,752.20

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Solution

The fourth proportional to 38,045.16, 57,073.20 and 11,752.20 is: 17,629.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,045.16 : 57,073.20 = 11,752.20 : x
  2. Step 2: Convert to fraction form
    38,045.16/57,073.20 = 11,752.20/x
  3. Step 3: Cross multiply
    38,045.16x = 57,073.20 × 11,752.20
  4. Step 4: Simplify right side
    38,045.16x = 670,735,661.04
  5. Step 5: Solve for x
    x = 670,735,661.04/38,045.16
  6. Step 6: Final answer
    x = 17,629.99

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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.