Home / 19,447.02-29,136.78-16,347.42

Finding the Fourth Proportional to 19,447.02, 29,136.78 and 16,347.42

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Solution

The fourth proportional to 19,447.02, 29,136.78 and 16,347.42 is: 24,492.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,447.02 : 29,136.78 = 16,347.42 : x
  2. Step 2: Convert to fraction form
    19,447.02/29,136.78 = 16,347.42/x
  3. Step 3: Cross multiply
    19,447.02x = 29,136.78 × 16,347.42
  4. Step 4: Simplify right side
    19,447.02x = 476,311,180.11
  5. Step 5: Solve for x
    x = 476,311,180.11/19,447.02
  6. Step 6: Final answer
    x = 24,492.76

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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.