Home / 25,116.36-37,672.56-12,623.64

Finding the Fourth Proportional to 25,116.36, 37,672.56 and 12,623.64

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Solution

The fourth proportional to 25,116.36, 37,672.56 and 12,623.64 is: 18,934.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,116.36 : 37,672.56 = 12,623.64 : x
  2. Step 2: Convert to fraction form
    25,116.36/37,672.56 = 12,623.64/x
  3. Step 3: Cross multiply
    25,116.36x = 37,672.56 × 12,623.64
  4. Step 4: Simplify right side
    25,116.36x = 475,564,835.32
  5. Step 5: Solve for x
    x = 475,564,835.32/25,116.36
  6. Step 6: Final answer
    x = 18,934.46

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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.