Home / 23,790.90-32,847.48-21,264.90

Finding the Fourth Proportional to 23,790.90, 32,847.48 and 21,264.90

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Solution

The fourth proportional to 23,790.90, 32,847.48 and 21,264.90 is: 29,359.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,790.90 : 32,847.48 = 21,264.90 : x
  2. Step 2: Convert to fraction form
    23,790.90/32,847.48 = 21,264.90/x
  3. Step 3: Cross multiply
    23,790.90x = 32,847.48 × 21,264.90
  4. Step 4: Simplify right side
    23,790.90x = 698,498,377.45
  5. Step 5: Solve for x
    x = 698,498,377.45/23,790.90
  6. Step 6: Final answer
    x = 29,359.90

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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.