Home / 38,697.73-58,036.72-12,038.51

Finding the Fourth Proportional to 38,697.73, 58,036.72 and 12,038.51

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Solution

The fourth proportional to 38,697.73, 58,036.72 and 12,038.51 is: 18,054.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,697.73 : 58,036.72 = 12,038.51 : x
  2. Step 2: Convert to fraction form
    38,697.73/58,036.72 = 12,038.51/x
  3. Step 3: Cross multiply
    38,697.73x = 58,036.72 × 12,038.51
  4. Step 4: Simplify right side
    38,697.73x = 698,675,634.09
  5. Step 5: Solve for x
    x = 698,675,634.09/38,697.73
  6. Step 6: Final answer
    x = 18,054.69

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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.