Home / 34,836.35-48,074.24-18,920.77

Finding the Fourth Proportional to 34,836.35, 48,074.24 and 18,920.77

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Solution

The fourth proportional to 34,836.35, 48,074.24 and 18,920.77 is: 26,110.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,836.35 : 48,074.24 = 18,920.77 : x
  2. Step 2: Convert to fraction form
    34,836.35/48,074.24 = 18,920.77/x
  3. Step 3: Cross multiply
    34,836.35x = 48,074.24 × 18,920.77
  4. Step 4: Simplify right side
    34,836.35x = 909,601,637.96
  5. Step 5: Solve for x
    x = 909,601,637.96/34,836.35
  6. Step 6: Final answer
    x = 26,110.70

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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.