Home / 29,021.80-40,050.18-16,447.40

Finding the Fourth Proportional to 29,021.80, 40,050.18 and 16,447.40

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Solution

The fourth proportional to 29,021.80, 40,050.18 and 16,447.40 is: 22,697.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,021.80 : 40,050.18 = 16,447.40 : x
  2. Step 2: Convert to fraction form
    29,021.80/40,050.18 = 16,447.40/x
  3. Step 3: Cross multiply
    29,021.80x = 40,050.18 × 16,447.40
  4. Step 4: Simplify right side
    29,021.80x = 658,721,330.53
  5. Step 5: Solve for x
    x = 658,721,330.53/29,021.80
  6. Step 6: Final answer
    x = 22,697.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.