Home / 13,894.08-20,842.95-4,530.81

Finding the Fourth Proportional to 13,894.08, 20,842.95 and 4,530.81

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Solution

The fourth proportional to 13,894.08, 20,842.95 and 4,530.81 is: 6,796.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,894.08 : 20,842.95 = 4,530.81 : x
  2. Step 2: Convert to fraction form
    13,894.08/20,842.95 = 4,530.81/x
  3. Step 3: Cross multiply
    13,894.08x = 20,842.95 × 4,530.81
  4. Step 4: Simplify right side
    13,894.08x = 94,435,446.29
  5. Step 5: Solve for x
    x = 94,435,446.29/13,894.08
  6. Step 6: Final answer
    x = 6,796.81

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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.