Home / 53,864.06-80,804.85-15,917.18

Finding the Fourth Proportional to 53,864.06, 80,804.85 and 15,917.18

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Solution

The fourth proportional to 53,864.06, 80,804.85 and 15,917.18 is: 23,878.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,864.06 : 80,804.85 = 15,917.18 : x
  2. Step 2: Convert to fraction form
    53,864.06/80,804.85 = 15,917.18/x
  3. Step 3: Cross multiply
    53,864.06x = 80,804.85 × 15,917.18
  4. Step 4: Simplify right side
    53,864.06x = 1,286,184,938.30
  5. Step 5: Solve for x
    x = 1,286,184,938.30/53,864.06
  6. Step 6: Final answer
    x = 23,878.35

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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.