Home / 17,500.16-26,261.12-7,111.90

Finding the Fourth Proportional to 17,500.16, 26,261.12 and 7,111.90

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Solution

The fourth proportional to 17,500.16, 26,261.12 and 7,111.90 is: 10,672.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,500.16 : 26,261.12 = 7,111.90 : x
  2. Step 2: Convert to fraction form
    17,500.16/26,261.12 = 7,111.90/x
  3. Step 3: Cross multiply
    17,500.16x = 26,261.12 × 7,111.90
  4. Step 4: Simplify right side
    17,500.16x = 186,766,459.33
  5. Step 5: Solve for x
    x = 186,766,459.33/17,500.16
  6. Step 6: Final answer
    x = 10,672.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.