Home / 21,649.95-32,504.78-14,969.88

Finding the Fourth Proportional to 21,649.95, 32,504.78 and 14,969.88

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Solution

The fourth proportional to 21,649.95, 32,504.78 and 14,969.88 is: 22,475.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,649.95 : 32,504.78 = 14,969.88 : x
  2. Step 2: Convert to fraction form
    21,649.95/32,504.78 = 14,969.88/x
  3. Step 3: Cross multiply
    21,649.95x = 32,504.78 × 14,969.88
  4. Step 4: Simplify right side
    21,649.95x = 486,592,693.45
  5. Step 5: Solve for x
    x = 486,592,693.45/21,649.95
  6. Step 6: Final answer
    x = 22,475.46

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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.