Home / 29,987.48-41,382.72-16,558.76

Finding the Fourth Proportional to 29,987.48, 41,382.72 and 16,558.76

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Solution

The fourth proportional to 29,987.48, 41,382.72 and 16,558.76 is: 22,851.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,987.48 : 41,382.72 = 16,558.76 : x
  2. Step 2: Convert to fraction form
    29,987.48/41,382.72 = 16,558.76/x
  3. Step 3: Cross multiply
    29,987.48x = 41,382.72 × 16,558.76
  4. Step 4: Simplify right side
    29,987.48x = 685,246,632.08
  5. Step 5: Solve for x
    x = 685,246,632.08/29,987.48
  6. Step 6: Final answer
    x = 22,851.09

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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.