Home / 14,784.03-20,394.99-10,005.66

Finding the Fourth Proportional to 14,784.03, 20,394.99 and 10,005.66

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Solution

The fourth proportional to 14,784.03, 20,394.99 and 10,005.66 is: 13,803.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,784.03 : 20,394.99 = 10,005.66 : x
  2. Step 2: Convert to fraction form
    14,784.03/20,394.99 = 10,005.66/x
  3. Step 3: Cross multiply
    14,784.03x = 20,394.99 × 10,005.66
  4. Step 4: Simplify right side
    14,784.03x = 204,065,335.64
  5. Step 5: Solve for x
    x = 204,065,335.64/14,784.03
  6. Step 6: Final answer
    x = 13,803.09

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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.