Home / 25,085.70-37,630.59-12,599.30

Finding the Fourth Proportional to 25,085.70, 37,630.59 and 12,599.30

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Solution

The fourth proportional to 25,085.70, 37,630.59 and 12,599.30 is: 18,899.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,085.70 : 37,630.59 = 12,599.30 : x
  2. Step 2: Convert to fraction form
    25,085.70/37,630.59 = 12,599.30/x
  3. Step 3: Cross multiply
    25,085.70x = 37,630.59 × 12,599.30
  4. Step 4: Simplify right side
    25,085.70x = 474,119,092.59
  5. Step 5: Solve for x
    x = 474,119,092.59/25,085.70
  6. Step 6: Final answer
    x = 18,899.97

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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.