Home / 23,142.42-34,712.13-7,347.15

Finding the Fourth Proportional to 23,142.42, 34,712.13 and 7,347.15

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Solution

The fourth proportional to 23,142.42, 34,712.13 and 7,347.15 is: 11,020.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,142.42 : 34,712.13 = 7,347.15 : x
  2. Step 2: Convert to fraction form
    23,142.42/34,712.13 = 7,347.15/x
  3. Step 3: Cross multiply
    23,142.42x = 34,712.13 × 7,347.15
  4. Step 4: Simplify right side
    23,142.42x = 255,035,225.93
  5. Step 5: Solve for x
    x = 255,035,225.93/23,142.42
  6. Step 6: Final answer
    x = 11,020.25

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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.