Home / 25,864.29-35,674.11-15,246.39

Finding the Fourth Proportional to 25,864.29, 35,674.11 and 15,246.39

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Solution

The fourth proportional to 25,864.29, 35,674.11 and 15,246.39 is: 21,029.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,864.29 : 35,674.11 = 15,246.39 : x
  2. Step 2: Convert to fraction form
    25,864.29/35,674.11 = 15,246.39/x
  3. Step 3: Cross multiply
    25,864.29x = 35,674.11 × 15,246.39
  4. Step 4: Simplify right side
    25,864.29x = 543,901,393.96
  5. Step 5: Solve for x
    x = 543,901,393.96/25,864.29
  6. Step 6: Final answer
    x = 21,029.05

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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.