Home / 14,283.51-21,439.10-6,893.16

Finding the Fourth Proportional to 14,283.51, 21,439.10 and 6,893.16

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Solution

The fourth proportional to 14,283.51, 21,439.10 and 6,893.16 is: 10,346.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,283.51 : 21,439.10 = 6,893.16 : x
  2. Step 2: Convert to fraction form
    14,283.51/21,439.10 = 6,893.16/x
  3. Step 3: Cross multiply
    14,283.51x = 21,439.10 × 6,893.16
  4. Step 4: Simplify right side
    14,283.51x = 147,783,146.56
  5. Step 5: Solve for x
    x = 147,783,146.56/14,283.51
  6. Step 6: Final answer
    x = 10,346.42

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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.