Home / 10,670.97-14,732.88-9,549.99

Finding the Fourth Proportional to 10,670.97, 14,732.88 and 9,549.99

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Solution

The fourth proportional to 10,670.97, 14,732.88 and 9,549.99 is: 13,185.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,670.97 : 14,732.88 = 9,549.99 : x
  2. Step 2: Convert to fraction form
    10,670.97/14,732.88 = 9,549.99/x
  3. Step 3: Cross multiply
    10,670.97x = 14,732.88 × 9,549.99
  4. Step 4: Simplify right side
    10,670.97x = 140,698,856.67
  5. Step 5: Solve for x
    x = 140,698,856.67/10,670.97
  6. Step 6: Final answer
    x = 13,185.20

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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.