Home / 29,987.08-41,384.88-16,561.24

Finding the Fourth Proportional to 29,987.08, 41,384.88 and 16,561.24

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Solution

The fourth proportional to 29,987.08, 41,384.88 and 16,561.24 is: 22,856.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,987.08 : 41,384.88 = 16,561.24 : x
  2. Step 2: Convert to fraction form
    29,987.08/41,384.88 = 16,561.24/x
  3. Step 3: Cross multiply
    29,987.08x = 41,384.88 × 16,561.24
  4. Step 4: Simplify right side
    29,987.08x = 685,384,930.05
  5. Step 5: Solve for x
    x = 685,384,930.05/29,987.08
  6. Step 6: Final answer
    x = 22,856.01

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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.