Home / 26,854.65-37,055.30-15,521.95

Finding the Fourth Proportional to 26,854.65, 37,055.30 and 15,521.95

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Solution

The fourth proportional to 26,854.65, 37,055.30 and 15,521.95 is: 21,417.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,854.65 : 37,055.30 = 15,521.95 : x
  2. Step 2: Convert to fraction form
    26,854.65/37,055.30 = 15,521.95/x
  3. Step 3: Cross multiply
    26,854.65x = 37,055.30 × 15,521.95
  4. Step 4: Simplify right side
    26,854.65x = 575,170,395.93
  5. Step 5: Solve for x
    x = 575,170,395.93/26,854.65
  6. Step 6: Final answer
    x = 21,417.91

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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.