Home / 14,395.24-21,602.09-9,939.92

Finding the Fourth Proportional to 14,395.24, 21,602.09 and 9,939.92

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Solution

The fourth proportional to 14,395.24, 21,602.09 and 9,939.92 is: 14,916.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,395.24 : 21,602.09 = 9,939.92 : x
  2. Step 2: Convert to fraction form
    14,395.24/21,602.09 = 9,939.92/x
  3. Step 3: Cross multiply
    14,395.24x = 21,602.09 × 9,939.92
  4. Step 4: Simplify right side
    14,395.24x = 214,722,963.27
  5. Step 5: Solve for x
    x = 214,722,963.27/14,395.24
  6. Step 6: Final answer
    x = 14,916.24

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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.