Home / 17,866.48-26,801.80-6,781.46

Finding the Fourth Proportional to 17,866.48, 26,801.80 and 6,781.46

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Solution

The fourth proportional to 17,866.48, 26,801.80 and 6,781.46 is: 10,172.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,866.48 : 26,801.80 = 6,781.46 : x
  2. Step 2: Convert to fraction form
    17,866.48/26,801.80 = 6,781.46/x
  3. Step 3: Cross multiply
    17,866.48x = 26,801.80 × 6,781.46
  4. Step 4: Simplify right side
    17,866.48x = 181,755,334.63
  5. Step 5: Solve for x
    x = 181,755,334.63/17,866.48
  6. Step 6: Final answer
    x = 10,172.98

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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.