Home / 34,025.20-46,954.40-18,917.76

Finding the Fourth Proportional to 34,025.20, 46,954.40 and 18,917.76

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Solution

The fourth proportional to 34,025.20, 46,954.40 and 18,917.76 is: 26,106.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,025.20 : 46,954.40 = 18,917.76 : x
  2. Step 2: Convert to fraction form
    34,025.20/46,954.40 = 18,917.76/x
  3. Step 3: Cross multiply
    34,025.20x = 46,954.40 × 18,917.76
  4. Step 4: Simplify right side
    34,025.20x = 888,272,070.14
  5. Step 5: Solve for x
    x = 888,272,070.14/34,025.20
  6. Step 6: Final answer
    x = 26,106.30

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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.