Home / 19,647.81-29,471.76-16,177.77

Finding the Fourth Proportional to 19,647.81, 29,471.76 and 16,177.77

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Solution

The fourth proportional to 19,647.81, 29,471.76 and 16,177.77 is: 24,266.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,647.81 : 29,471.76 = 16,177.77 : x
  2. Step 2: Convert to fraction form
    19,647.81/29,471.76 = 16,177.77/x
  3. Step 3: Cross multiply
    19,647.81x = 29,471.76 × 16,177.77
  4. Step 4: Simplify right side
    19,647.81x = 476,787,354.78
  5. Step 5: Solve for x
    x = 476,787,354.78/19,647.81
  6. Step 6: Final answer
    x = 24,266.69

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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.