Home / 34,292.88-47,320.11-19,186.38

Finding the Fourth Proportional to 34,292.88, 47,320.11 and 19,186.38

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Solution

The fourth proportional to 34,292.88, 47,320.11 and 19,186.38 is: 26,474.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,292.88 : 47,320.11 = 19,186.38 : x
  2. Step 2: Convert to fraction form
    34,292.88/47,320.11 = 19,186.38/x
  3. Step 3: Cross multiply
    34,292.88x = 47,320.11 × 19,186.38
  4. Step 4: Simplify right side
    34,292.88x = 907,901,612.10
  5. Step 5: Solve for x
    x = 907,901,612.10/34,292.88
  6. Step 6: Final answer
    x = 26,474.93

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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.