Home / 21,948.98-32,904.02-8,792.35

Finding the Fourth Proportional to 21,948.98, 32,904.02 and 8,792.35

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Solution

The fourth proportional to 21,948.98, 32,904.02 and 8,792.35 is: 13,180.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,948.98 : 32,904.02 = 8,792.35 : x
  2. Step 2: Convert to fraction form
    21,948.98/32,904.02 = 8,792.35/x
  3. Step 3: Cross multiply
    21,948.98x = 32,904.02 × 8,792.35
  4. Step 4: Simplify right side
    21,948.98x = 289,303,599.97
  5. Step 5: Solve for x
    x = 289,303,599.97/21,948.98
  6. Step 6: Final answer
    x = 13,180.73

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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.