Home / 26,860.48-37,061.76-15,677.44

Finding the Fourth Proportional to 26,860.48, 37,061.76 and 15,677.44

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Solution

The fourth proportional to 26,860.48, 37,061.76 and 15,677.44 is: 21,631.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,860.48 : 37,061.76 = 15,677.44 : x
  2. Step 2: Convert to fraction form
    26,860.48/37,061.76 = 15,677.44/x
  3. Step 3: Cross multiply
    26,860.48x = 37,061.76 × 15,677.44
  4. Step 4: Simplify right side
    26,860.48x = 581,033,518.69
  5. Step 5: Solve for x
    x = 581,033,518.69/26,860.48
  6. Step 6: Final answer
    x = 21,631.54

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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.