Home / 25,013.70-37,508.40-13,908.60

Finding the Fourth Proportional to 25,013.70, 37,508.40 and 13,908.60

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Solution

The fourth proportional to 25,013.70, 37,508.40 and 13,908.60 is: 20,856.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,013.70 : 37,508.40 = 13,908.60 : x
  2. Step 2: Convert to fraction form
    25,013.70/37,508.40 = 13,908.60/x
  3. Step 3: Cross multiply
    25,013.70x = 37,508.40 × 13,908.60
  4. Step 4: Simplify right side
    25,013.70x = 521,689,332.24
  5. Step 5: Solve for x
    x = 521,689,332.24/25,013.70
  6. Step 6: Final answer
    x = 20,856.14

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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.