Home / 19,798.08-27,310.99-12,242.00

Finding the Fourth Proportional to 19,798.08, 27,310.99 and 12,242.00

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Solution

The fourth proportional to 19,798.08, 27,310.99 and 12,242.00 is: 16,887.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,798.08 : 27,310.99 = 12,242.00 : x
  2. Step 2: Convert to fraction form
    19,798.08/27,310.99 = 12,242.00/x
  3. Step 3: Cross multiply
    19,798.08x = 27,310.99 × 12,242.00
  4. Step 4: Simplify right side
    19,798.08x = 334,341,003.03
  5. Step 5: Solve for x
    x = 334,341,003.03/19,798.08
  6. Step 6: Final answer
    x = 16,887.55

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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.