Home / 25,784.64-35,576.40-16,349.76

Finding the Fourth Proportional to 25,784.64, 35,576.40 and 16,349.76

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Solution

The fourth proportional to 25,784.64, 35,576.40 and 16,349.76 is: 22,558.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,784.64 : 35,576.40 = 16,349.76 : x
  2. Step 2: Convert to fraction form
    25,784.64/35,576.40 = 16,349.76/x
  3. Step 3: Cross multiply
    25,784.64x = 35,576.40 × 16,349.76
  4. Step 4: Simplify right side
    25,784.64x = 581,665,601.66
  5. Step 5: Solve for x
    x = 581,665,601.66/25,784.64
  6. Step 6: Final answer
    x = 22,558.61

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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.