Home / 34,838.55-48,076.68-18,922.86

Finding the Fourth Proportional to 34,838.55, 48,076.68 and 18,922.86

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Solution

The fourth proportional to 34,838.55, 48,076.68 and 18,922.86 is: 26,113.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,838.55 : 48,076.68 = 18,922.86 : x
  2. Step 2: Convert to fraction form
    34,838.55/48,076.68 = 18,922.86/x
  3. Step 3: Cross multiply
    34,838.55x = 48,076.68 × 18,922.86
  4. Step 4: Simplify right side
    34,838.55x = 909,748,284.90
  5. Step 5: Solve for x
    x = 909,748,284.90/34,838.55
  6. Step 6: Final answer
    x = 26,113.26

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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.