Home / 13,304.74-19,964.86-7,386.58

Finding the Fourth Proportional to 13,304.74, 19,964.86 and 7,386.58

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Solution

The fourth proportional to 13,304.74, 19,964.86 and 7,386.58 is: 11,084.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,304.74 : 19,964.86 = 7,386.58 : x
  2. Step 2: Convert to fraction form
    13,304.74/19,964.86 = 7,386.58/x
  3. Step 3: Cross multiply
    13,304.74x = 19,964.86 × 7,386.58
  4. Step 4: Simplify right side
    13,304.74x = 147,472,035.58
  5. Step 5: Solve for x
    x = 147,472,035.58/13,304.74
  6. Step 6: Final answer
    x = 11,084.17

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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.