Home / 27,435.16-37,860.24-15,498.48

Finding the Fourth Proportional to 27,435.16, 37,860.24 and 15,498.48

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Solution

The fourth proportional to 27,435.16, 37,860.24 and 15,498.48 is: 21,387.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,435.16 : 37,860.24 = 15,498.48 : x
  2. Step 2: Convert to fraction form
    27,435.16/37,860.24 = 15,498.48/x
  3. Step 3: Cross multiply
    27,435.16x = 37,860.24 × 15,498.48
  4. Step 4: Simplify right side
    27,435.16x = 586,776,172.44
  5. Step 5: Solve for x
    x = 586,776,172.44/27,435.16
  6. Step 6: Final answer
    x = 21,387.74

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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.