Home / 38,053.02-57,078.90-11,754.66

Finding the Fourth Proportional to 38,053.02, 57,078.90 and 11,754.66

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Solution

The fourth proportional to 38,053.02, 57,078.90 and 11,754.66 is: 17,631.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,053.02 : 57,078.90 = 11,754.66 : x
  2. Step 2: Convert to fraction form
    38,053.02/57,078.90 = 11,754.66/x
  3. Step 3: Cross multiply
    38,053.02x = 57,078.90 × 11,754.66
  4. Step 4: Simplify right side
    38,053.02x = 670,943,062.67
  5. Step 5: Solve for x
    x = 670,943,062.67/38,053.02
  6. Step 6: Final answer
    x = 17,631.80

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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.