Home / 14,838.08-20,490.42-9,542.09

Finding the Fourth Proportional to 14,838.08, 20,490.42 and 9,542.09

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Solution

The fourth proportional to 14,838.08, 20,490.42 and 9,542.09 is: 13,177.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,838.08 : 20,490.42 = 9,542.09 : x
  2. Step 2: Convert to fraction form
    14,838.08/20,490.42 = 9,542.09/x
  3. Step 3: Cross multiply
    14,838.08x = 20,490.42 × 9,542.09
  4. Step 4: Simplify right side
    14,838.08x = 195,521,329.33
  5. Step 5: Solve for x
    x = 195,521,329.33/14,838.08
  6. Step 6: Final answer
    x = 13,177.00

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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.