Home / 21,401.93-29,533.91-11,841.66

Finding the Fourth Proportional to 21,401.93, 29,533.91 and 11,841.66

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Solution

The fourth proportional to 21,401.93, 29,533.91 and 11,841.66 is: 16,341.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,401.93 : 29,533.91 = 11,841.66 : x
  2. Step 2: Convert to fraction form
    21,401.93/29,533.91 = 11,841.66/x
  3. Step 3: Cross multiply
    21,401.93x = 29,533.91 × 11,841.66
  4. Step 4: Simplify right side
    21,401.93x = 349,730,520.69
  5. Step 5: Solve for x
    x = 349,730,520.69/21,401.93
  6. Step 6: Final answer
    x = 16,341.08

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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.