Home / 13,714.04-20,566.80-4,947.81

Finding the Fourth Proportional to 13,714.04, 20,566.80 and 4,947.81

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Solution

The fourth proportional to 13,714.04, 20,566.80 and 4,947.81 is: 7,420.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,714.04 : 20,566.80 = 4,947.81 : x
  2. Step 2: Convert to fraction form
    13,714.04/20,566.80 = 4,947.81/x
  3. Step 3: Cross multiply
    13,714.04x = 20,566.80 × 4,947.81
  4. Step 4: Simplify right side
    13,714.04x = 101,760,618.71
  5. Step 5: Solve for x
    x = 101,760,618.71/13,714.04
  6. Step 6: Final answer
    x = 7,420.18

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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.