Home / 14,293.50-19,725.06-8,005.87

Finding the Fourth Proportional to 14,293.50, 19,725.06 and 8,005.87

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Solution

The fourth proportional to 14,293.50, 19,725.06 and 8,005.87 is: 11,048.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,293.50 : 19,725.06 = 8,005.87 : x
  2. Step 2: Convert to fraction form
    14,293.50/19,725.06 = 8,005.87/x
  3. Step 3: Cross multiply
    14,293.50x = 19,725.06 × 8,005.87
  4. Step 4: Simplify right side
    14,293.50x = 157,916,266.10
  5. Step 5: Solve for x
    x = 157,916,266.10/14,293.50
  6. Step 6: Final answer
    x = 11,048.12

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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.