Home / 21,910.15-32,894.34-14,818.21

Finding the Fourth Proportional to 21,910.15, 32,894.34 and 14,818.21

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Solution

The fourth proportional to 21,910.15, 32,894.34 and 14,818.21 is: 22,247.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,910.15 : 32,894.34 = 14,818.21 : x
  2. Step 2: Convert to fraction form
    21,910.15/32,894.34 = 14,818.21/x
  3. Step 3: Cross multiply
    21,910.15x = 32,894.34 × 14,818.21
  4. Step 4: Simplify right side
    21,910.15x = 487,435,237.93
  5. Step 5: Solve for x
    x = 487,435,237.93/21,910.15
  6. Step 6: Final answer
    x = 22,247.01

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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.