Home / 26,854.49-37,055.08-15,521.80

Finding the Fourth Proportional to 26,854.49, 37,055.08 and 15,521.80

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Solution

The fourth proportional to 26,854.49, 37,055.08 and 15,521.80 is: 21,417.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,854.49 : 37,055.08 = 15,521.80 : x
  2. Step 2: Convert to fraction form
    26,854.49/37,055.08 = 15,521.80/x
  3. Step 3: Cross multiply
    26,854.49x = 37,055.08 × 15,521.80
  4. Step 4: Simplify right side
    26,854.49x = 575,161,493.33
  5. Step 5: Solve for x
    x = 575,161,493.33/26,854.49
  6. Step 6: Final answer
    x = 21,417.71

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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.