Home / 34,856.32-48,101.63-18,940.77

Finding the Fourth Proportional to 34,856.32, 48,101.63 and 18,940.77

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Solution

The fourth proportional to 34,856.32, 48,101.63 and 18,940.77 is: 26,138.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,856.32 : 48,101.63 = 18,940.77 : x
  2. Step 2: Convert to fraction form
    34,856.32/48,101.63 = 18,940.77/x
  3. Step 3: Cross multiply
    34,856.32x = 48,101.63 × 18,940.77
  4. Step 4: Simplify right side
    34,856.32x = 911,081,910.46
  5. Step 5: Solve for x
    x = 911,081,910.46/34,856.32
  6. Step 6: Final answer
    x = 26,138.21

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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.