Home / 27,117.69-37,422.41-16,507.32

Finding the Fourth Proportional to 27,117.69, 37,422.41 and 16,507.32

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Solution

The fourth proportional to 27,117.69, 37,422.41 and 16,507.32 is: 22,780.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,117.69 : 37,422.41 = 16,507.32 : x
  2. Step 2: Convert to fraction form
    27,117.69/37,422.41 = 16,507.32/x
  3. Step 3: Cross multiply
    27,117.69x = 37,422.41 × 16,507.32
  4. Step 4: Simplify right side
    27,117.69x = 617,743,676.41
  5. Step 5: Solve for x
    x = 617,743,676.41/27,117.69
  6. Step 6: Final answer
    x = 22,780.10

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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.