Home / 15,881.65-23,816.42-5,348.84

Finding the Fourth Proportional to 15,881.65, 23,816.42 and 5,348.84

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Solution

The fourth proportional to 15,881.65, 23,816.42 and 5,348.84 is: 8,021.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,881.65 : 23,816.42 = 5,348.84 : x
  2. Step 2: Convert to fraction form
    15,881.65/23,816.42 = 5,348.84/x
  3. Step 3: Cross multiply
    15,881.65x = 23,816.42 × 5,348.84
  4. Step 4: Simplify right side
    15,881.65x = 127,390,292.87
  5. Step 5: Solve for x
    x = 127,390,292.87/15,881.65
  6. Step 6: Final answer
    x = 8,021.23

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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.