Home / 25,324.74-37,989.76-8,686.11

Finding the Fourth Proportional to 25,324.74, 37,989.76 and 8,686.11

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Solution

The fourth proportional to 25,324.74, 37,989.76 and 8,686.11 is: 13,030.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,324.74 : 37,989.76 = 8,686.11 : x
  2. Step 2: Convert to fraction form
    25,324.74/37,989.76 = 8,686.11/x
  3. Step 3: Cross multiply
    25,324.74x = 37,989.76 × 8,686.11
  4. Step 4: Simplify right side
    25,324.74x = 329,983,371.27
  5. Step 5: Solve for x
    x = 329,983,371.27/25,324.74
  6. Step 6: Final answer
    x = 13,030.08

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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.