Home / 25,116.09-34,593.64-18,722.19

Finding the Fourth Proportional to 25,116.09, 34,593.64 and 18,722.19

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Solution

The fourth proportional to 25,116.09, 34,593.64 and 18,722.19 is: 25,787.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,116.09 : 34,593.64 = 18,722.19 : x
  2. Step 2: Convert to fraction form
    25,116.09/34,593.64 = 18,722.19/x
  3. Step 3: Cross multiply
    25,116.09x = 34,593.64 × 18,722.19
  4. Step 4: Simplify right side
    25,116.09x = 647,668,700.87
  5. Step 5: Solve for x
    x = 647,668,700.87/25,116.09
  6. Step 6: Final answer
    x = 25,787.00

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Half scale
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Double scale
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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.