Home / 23,011.83-34,349.75-19,745.91

Finding the Fourth Proportional to 23,011.83, 34,349.75 and 19,745.91

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Solution

The fourth proportional to 23,011.83, 34,349.75 and 19,745.91 is: 29,474.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,011.83 : 34,349.75 = 19,745.91 : x
  2. Step 2: Convert to fraction form
    23,011.83/34,349.75 = 19,745.91/x
  3. Step 3: Cross multiply
    23,011.83x = 34,349.75 × 19,745.91
  4. Step 4: Simplify right side
    23,011.83x = 678,267,047.34
  5. Step 5: Solve for x
    x = 678,267,047.34/23,011.83
  6. Step 6: Final answer
    x = 29,474.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.