Home / 38,065.08-57,093.51-9,987.93

Finding the Fourth Proportional to 38,065.08, 57,093.51 and 9,987.93

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Solution

The fourth proportional to 38,065.08, 57,093.51 and 9,987.93 is: 14,980.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,065.08 : 57,093.51 = 9,987.93 : x
  2. Step 2: Convert to fraction form
    38,065.08/57,093.51 = 9,987.93/x
  3. Step 3: Cross multiply
    38,065.08x = 57,093.51 × 9,987.93
  4. Step 4: Simplify right side
    38,065.08x = 570,245,981.33
  5. Step 5: Solve for x
    x = 570,245,981.33/38,065.08
  6. Step 6: Final answer
    x = 14,980.82

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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.