Home / 34,838.97-48,077.85-18,923.07

Finding the Fourth Proportional to 34,838.97, 48,077.85 and 18,923.07

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Solution

The fourth proportional to 34,838.97, 48,077.85 and 18,923.07 is: 26,113.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,838.97 : 48,077.85 = 18,923.07 : x
  2. Step 2: Convert to fraction form
    34,838.97/48,077.85 = 18,923.07/x
  3. Step 3: Cross multiply
    34,838.97x = 48,077.85 × 18,923.07
  4. Step 4: Simplify right side
    34,838.97x = 909,780,521.00
  5. Step 5: Solve for x
    x = 909,780,521.00/34,838.97
  6. Step 6: Final answer
    x = 26,113.88

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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.