Home / 38,040.63-57,046.77-13,073.61

Finding the Fourth Proportional to 38,040.63, 57,046.77 and 13,073.61

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Solution

The fourth proportional to 38,040.63, 57,046.77 and 13,073.61 is: 19,605.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,040.63 : 57,046.77 = 13,073.61 : x
  2. Step 2: Convert to fraction form
    38,040.63/57,046.77 = 13,073.61/x
  3. Step 3: Cross multiply
    38,040.63x = 57,046.77 × 13,073.61
  4. Step 4: Simplify right side
    38,040.63x = 745,807,222.74
  5. Step 5: Solve for x
    x = 745,807,222.74/38,040.63
  6. Step 6: Final answer
    x = 19,605.54

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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.