Home / 15,552.91-21,463.65-10,771.48

Finding the Fourth Proportional to 15,552.91, 21,463.65 and 10,771.48

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Solution

The fourth proportional to 15,552.91, 21,463.65 and 10,771.48 is: 14,865.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,552.91 : 21,463.65 = 10,771.48 : x
  2. Step 2: Convert to fraction form
    15,552.91/21,463.65 = 10,771.48/x
  3. Step 3: Cross multiply
    15,552.91x = 21,463.65 × 10,771.48
  4. Step 4: Simplify right side
    15,552.91x = 231,195,276.70
  5. Step 5: Solve for x
    x = 231,195,276.70/15,552.91
  6. Step 6: Final answer
    x = 14,865.08

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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.