Home / 17,220.50-23,766.77-9,565.52

Finding the Fourth Proportional to 17,220.50, 23,766.77 and 9,565.52

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Solution

The fourth proportional to 17,220.50, 23,766.77 and 9,565.52 is: 13,201.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,220.50 : 23,766.77 = 9,565.52 : x
  2. Step 2: Convert to fraction form
    17,220.50/23,766.77 = 9,565.52/x
  3. Step 3: Cross multiply
    17,220.50x = 23,766.77 × 9,565.52
  4. Step 4: Simplify right side
    17,220.50x = 227,341,513.77
  5. Step 5: Solve for x
    x = 227,341,513.77/17,220.50
  6. Step 6: Final answer
    x = 13,201.80

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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.