Home / 26,335.80-39,503.61-8,805.60

Finding the Fourth Proportional to 26,335.80, 39,503.61 and 8,805.60

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Solution

The fourth proportional to 26,335.80, 39,503.61 and 8,805.60 is: 13,208.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,335.80 : 39,503.61 = 8,805.60 : x
  2. Step 2: Convert to fraction form
    26,335.80/39,503.61 = 8,805.60/x
  3. Step 3: Cross multiply
    26,335.80x = 39,503.61 × 8,805.60
  4. Step 4: Simplify right side
    26,335.80x = 347,852,988.22
  5. Step 5: Solve for x
    x = 347,852,988.22/26,335.80
  6. Step 6: Final answer
    x = 13,208.37

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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.