Home / 19,522.20-26,940.77-10,569.78

Finding the Fourth Proportional to 19,522.20, 26,940.77 and 10,569.78

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Solution

The fourth proportional to 19,522.20, 26,940.77 and 10,569.78 is: 14,586.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,522.20 : 26,940.77 = 10,569.78 : x
  2. Step 2: Convert to fraction form
    19,522.20/26,940.77 = 10,569.78/x
  3. Step 3: Cross multiply
    19,522.20x = 26,940.77 × 10,569.78
  4. Step 4: Simplify right side
    19,522.20x = 284,758,011.93
  5. Step 5: Solve for x
    x = 284,758,011.93/19,522.20
  6. Step 6: Final answer
    x = 14,586.37

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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.