Home / 43,179.48-64,772.73-12,014.73

Finding the Fourth Proportional to 43,179.48, 64,772.73 and 12,014.73

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Solution

The fourth proportional to 43,179.48, 64,772.73 and 12,014.73 is: 18,023.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,179.48 : 64,772.73 = 12,014.73 : x
  2. Step 2: Convert to fraction form
    43,179.48/64,772.73 = 12,014.73/x
  3. Step 3: Cross multiply
    43,179.48x = 64,772.73 × 12,014.73
  4. Step 4: Simplify right side
    43,179.48x = 778,226,862.31
  5. Step 5: Solve for x
    x = 778,226,862.31/43,179.48
  6. Step 6: Final answer
    x = 18,023.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.