Home / 27,246.25-37,599.85-15,309.58

Finding the Fourth Proportional to 27,246.25, 37,599.85 and 15,309.58

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Solution

The fourth proportional to 27,246.25, 37,599.85 and 15,309.58 is: 21,127.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,246.25 : 37,599.85 = 15,309.58 : x
  2. Step 2: Convert to fraction form
    27,246.25/37,599.85 = 15,309.58/x
  3. Step 3: Cross multiply
    27,246.25x = 37,599.85 × 15,309.58
  4. Step 4: Simplify right side
    27,246.25x = 575,637,911.56
  5. Step 5: Solve for x
    x = 575,637,911.56/27,246.25
  6. Step 6: Final answer
    x = 21,127.23

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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.