Home / 10,828.17-14,926.50-8,466.21

Finding the Fourth Proportional to 10,828.17, 14,926.50 and 8,466.21

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Solution

The fourth proportional to 10,828.17, 14,926.50 and 8,466.21 is: 11,670.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,828.17 : 14,926.50 = 8,466.21 : x
  2. Step 2: Convert to fraction form
    10,828.17/14,926.50 = 8,466.21/x
  3. Step 3: Cross multiply
    10,828.17x = 14,926.50 × 8,466.21
  4. Step 4: Simplify right side
    10,828.17x = 126,370,883.57
  5. Step 5: Solve for x
    x = 126,370,883.57/10,828.17
  6. Step 6: Final answer
    x = 11,670.57

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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.