Home / 21,717.79-32,543.88-16,144.99

Finding the Fourth Proportional to 21,717.79, 32,543.88 and 16,144.99

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Solution

The fourth proportional to 21,717.79, 32,543.88 and 16,144.99 is: 24,193.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,717.79 : 32,543.88 = 16,144.99 : x
  2. Step 2: Convert to fraction form
    21,717.79/32,543.88 = 16,144.99/x
  3. Step 3: Cross multiply
    21,717.79x = 32,543.88 × 16,144.99
  4. Step 4: Simplify right side
    21,717.79x = 525,420,617.16
  5. Step 5: Solve for x
    x = 525,420,617.16/21,717.79
  6. Step 6: Final answer
    x = 24,193.10

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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.