Home / 10,110.23-15,090.49-9,486.94

Finding the Fourth Proportional to 10,110.23, 15,090.49 and 9,486.94

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Solution

The fourth proportional to 10,110.23, 15,090.49 and 9,486.94 is: 14,160.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,110.23 : 15,090.49 = 9,486.94 : x
  2. Step 2: Convert to fraction form
    10,110.23/15,090.49 = 9,486.94/x
  3. Step 3: Cross multiply
    10,110.23x = 15,090.49 × 9,486.94
  4. Step 4: Simplify right side
    10,110.23x = 143,162,497.75
  5. Step 5: Solve for x
    x = 143,162,497.75/10,110.23
  6. Step 6: Final answer
    x = 14,160.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.