Home / 19,741.64-27,242.65-10,789.45

Finding the Fourth Proportional to 19,741.64, 27,242.65 and 10,789.45

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Solution

The fourth proportional to 19,741.64, 27,242.65 and 10,789.45 is: 14,889.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,741.64 : 27,242.65 = 10,789.45 : x
  2. Step 2: Convert to fraction form
    19,741.64/27,242.65 = 10,789.45/x
  3. Step 3: Cross multiply
    19,741.64x = 27,242.65 × 10,789.45
  4. Step 4: Simplify right side
    19,741.64x = 293,933,210.04
  5. Step 5: Solve for x
    x = 293,933,210.04/19,741.64
  6. Step 6: Final answer
    x = 14,889.00

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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.