Home / 14,159.86-21,242.52-7,593.39

Finding the Fourth Proportional to 14,159.86, 21,242.52 and 7,593.39

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Solution

The fourth proportional to 14,159.86, 21,242.52 and 7,593.39 is: 11,391.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,159.86 : 21,242.52 = 7,593.39 : x
  2. Step 2: Convert to fraction form
    14,159.86/21,242.52 = 7,593.39/x
  3. Step 3: Cross multiply
    14,159.86x = 21,242.52 × 7,593.39
  4. Step 4: Simplify right side
    14,159.86x = 161,302,738.94
  5. Step 5: Solve for x
    x = 161,302,738.94/14,159.86
  6. Step 6: Final answer
    x = 11,391.55

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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.