Home / 21,717.32-32,569.02-6,922.77

Finding the Fourth Proportional to 21,717.32, 32,569.02 and 6,922.77

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Solution

The fourth proportional to 21,717.32, 32,569.02 and 6,922.77 is: 10,381.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,717.32 : 32,569.02 = 6,922.77 : x
  2. Step 2: Convert to fraction form
    21,717.32/32,569.02 = 6,922.77/x
  3. Step 3: Cross multiply
    21,717.32x = 32,569.02 × 6,922.77
  4. Step 4: Simplify right side
    21,717.32x = 225,467,712.45
  5. Step 5: Solve for x
    x = 225,467,712.45/21,717.32
  6. Step 6: Final answer
    x = 10,381.93

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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.