Home / 13,296.91-19,945.37-9,124.27

Finding the Fourth Proportional to 13,296.91, 19,945.37 and 9,124.27

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Solution

The fourth proportional to 13,296.91, 19,945.37 and 9,124.27 is: 13,686.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,296.91 : 19,945.37 = 9,124.27 : x
  2. Step 2: Convert to fraction form
    13,296.91/19,945.37 = 9,124.27/x
  3. Step 3: Cross multiply
    13,296.91x = 19,945.37 × 9,124.27
  4. Step 4: Simplify right side
    13,296.91x = 181,986,941.13
  5. Step 5: Solve for x
    x = 181,986,941.13/13,296.91
  6. Step 6: Final answer
    x = 13,686.41

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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.