Home / 25,628.96-38,393.68-16,837.20

Finding the Fourth Proportional to 25,628.96, 38,393.68 and 16,837.20

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Solution

The fourth proportional to 25,628.96, 38,393.68 and 16,837.20 is: 25,223.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,628.96 : 38,393.68 = 16,837.20 : x
  2. Step 2: Convert to fraction form
    25,628.96/38,393.68 = 16,837.20/x
  3. Step 3: Cross multiply
    25,628.96x = 38,393.68 × 16,837.20
  4. Step 4: Simplify right side
    25,628.96x = 646,442,068.90
  5. Step 5: Solve for x
    x = 646,442,068.90/25,628.96
  6. Step 6: Final answer
    x = 25,223.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.