Home / 34,864.70-48,113.27-18,949.16

Finding the Fourth Proportional to 34,864.70, 48,113.27 and 18,949.16

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Solution

The fourth proportional to 34,864.70, 48,113.27 and 18,949.16 is: 26,149.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,864.70 : 48,113.27 = 18,949.16 : x
  2. Step 2: Convert to fraction form
    34,864.70/48,113.27 = 18,949.16/x
  3. Step 3: Cross multiply
    34,864.70x = 48,113.27 × 18,949.16
  4. Step 4: Simplify right side
    34,864.70x = 911,706,051.35
  5. Step 5: Solve for x
    x = 911,706,051.35/34,864.70
  6. Step 6: Final answer
    x = 26,149.83

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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.