Home / 10,625.66-16,001.73-9,255.53

Finding the Fourth Proportional to 10,625.66, 16,001.73 and 9,255.53

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Solution

The fourth proportional to 10,625.66, 16,001.73 and 9,255.53 is: 13,938.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,625.66 : 16,001.73 = 9,255.53 : x
  2. Step 2: Convert to fraction form
    10,625.66/16,001.73 = 9,255.53/x
  3. Step 3: Cross multiply
    10,625.66x = 16,001.73 × 9,255.53
  4. Step 4: Simplify right side
    10,625.66x = 148,104,532.07
  5. Step 5: Solve for x
    x = 148,104,532.07/10,625.66
  6. Step 6: Final answer
    x = 13,938.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.