Home / 22,976.65-31,715.93-13,902.48

Finding the Fourth Proportional to 22,976.65, 31,715.93 and 13,902.48

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Solution

The fourth proportional to 22,976.65, 31,715.93 and 13,902.48 is: 19,190.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,976.65 : 31,715.93 = 13,902.48 : x
  2. Step 2: Convert to fraction form
    22,976.65/31,715.93 = 13,902.48/x
  3. Step 3: Cross multiply
    22,976.65x = 31,715.93 × 13,902.48
  4. Step 4: Simplify right side
    22,976.65x = 440,930,012.99
  5. Step 5: Solve for x
    x = 440,930,012.99/22,976.65
  6. Step 6: Final answer
    x = 19,190.35

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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.