Home / 25,321.32-34,932.60-16,369.74

Finding the Fourth Proportional to 25,321.32, 34,932.60 and 16,369.74

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Solution

The fourth proportional to 25,321.32, 34,932.60 and 16,369.74 is: 22,583.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,321.32 : 34,932.60 = 16,369.74 : x
  2. Step 2: Convert to fraction form
    25,321.32/34,932.60 = 16,369.74/x
  3. Step 3: Cross multiply
    25,321.32x = 34,932.60 × 16,369.74
  4. Step 4: Simplify right side
    25,321.32x = 571,837,579.52
  5. Step 5: Solve for x
    x = 571,837,579.52/25,321.32
  6. Step 6: Final answer
    x = 22,583.25

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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.