Home / 14,039.84-21,058.68-4,177.28

Finding the Fourth Proportional to 14,039.84, 21,058.68 and 4,177.28

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Solution

The fourth proportional to 14,039.84, 21,058.68 and 4,177.28 is: 6,265.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,039.84 : 21,058.68 = 4,177.28 : x
  2. Step 2: Convert to fraction form
    14,039.84/21,058.68 = 4,177.28/x
  3. Step 3: Cross multiply
    14,039.84x = 21,058.68 × 4,177.28
  4. Step 4: Simplify right side
    14,039.84x = 87,968,002.79
  5. Step 5: Solve for x
    x = 87,968,002.79/14,039.84
  6. Step 6: Final answer
    x = 6,265.60

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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.