Home / 21,999.15-32,998.73-14,125.95

Finding the Fourth Proportional to 21,999.15, 32,998.73 and 14,125.95

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Solution

The fourth proportional to 21,999.15, 32,998.73 and 14,125.95 is: 21,188.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,999.15 : 32,998.73 = 14,125.95 : x
  2. Step 2: Convert to fraction form
    21,999.15/32,998.73 = 14,125.95/x
  3. Step 3: Cross multiply
    21,999.15x = 32,998.73 × 14,125.95
  4. Step 4: Simplify right side
    21,999.15x = 466,138,339.41
  5. Step 5: Solve for x
    x = 466,138,339.41/21,999.15
  6. Step 6: Final answer
    x = 21,188.93

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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.