Home / 51,025.58-70,409.96-28,360.94

Finding the Fourth Proportional to 51,025.58, 70,409.96 and 28,360.94

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Solution

The fourth proportional to 51,025.58, 70,409.96 and 28,360.94 is: 39,135.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,025.58 : 70,409.96 = 28,360.94 : x
  2. Step 2: Convert to fraction form
    51,025.58/70,409.96 = 28,360.94/x
  3. Step 3: Cross multiply
    51,025.58x = 70,409.96 × 28,360.94
  4. Step 4: Simplify right side
    51,025.58x = 1,996,892,650.96
  5. Step 5: Solve for x
    x = 1,996,892,650.96/51,025.58
  6. Step 6: Final answer
    x = 39,135.13

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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.