Home / 15,937.14-21,991.95-9,223.26

Finding the Fourth Proportional to 15,937.14, 21,991.95 and 9,223.26

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Solution

The fourth proportional to 15,937.14, 21,991.95 and 9,223.26 is: 12,727.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,937.14 : 21,991.95 = 9,223.26 : x
  2. Step 2: Convert to fraction form
    15,937.14/21,991.95 = 9,223.26/x
  3. Step 3: Cross multiply
    15,937.14x = 21,991.95 × 9,223.26
  4. Step 4: Simplify right side
    15,937.14x = 202,837,472.76
  5. Step 5: Solve for x
    x = 202,837,472.76/15,937.14
  6. Step 6: Final answer
    x = 12,727.34

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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.