Home / 14,330.03-19,802.81-10,787.09

Finding the Fourth Proportional to 14,330.03, 19,802.81 and 10,787.09

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Solution

The fourth proportional to 14,330.03, 19,802.81 and 10,787.09 is: 14,906.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,330.03 : 19,802.81 = 10,787.09 : x
  2. Step 2: Convert to fraction form
    14,330.03/19,802.81 = 10,787.09/x
  3. Step 3: Cross multiply
    14,330.03x = 19,802.81 × 10,787.09
  4. Step 4: Simplify right side
    14,330.03x = 213,614,621.68
  5. Step 5: Solve for x
    x = 213,614,621.68/14,330.03
  6. Step 6: Final answer
    x = 14,906.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.