Home / 14,203.05-21,304.62-4,342.29

Finding the Fourth Proportional to 14,203.05, 21,304.62 and 4,342.29

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Solution

The fourth proportional to 14,203.05, 21,304.62 and 4,342.29 is: 6,513.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,203.05 : 21,304.62 = 4,342.29 : x
  2. Step 2: Convert to fraction form
    14,203.05/21,304.62 = 4,342.29/x
  3. Step 3: Cross multiply
    14,203.05x = 21,304.62 × 4,342.29
  4. Step 4: Simplify right side
    14,203.05x = 92,510,838.38
  5. Step 5: Solve for x
    x = 92,510,838.38/14,203.05
  6. Step 6: Final answer
    x = 6,513.45

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1.5x scale

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.