Home / 25,219.24-37,828.90-8,579.40

Finding the Fourth Proportional to 25,219.24, 37,828.90 and 8,579.40

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Solution

The fourth proportional to 25,219.24, 37,828.90 and 8,579.40 is: 12,869.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,219.24 : 37,828.90 = 8,579.40 : x
  2. Step 2: Convert to fraction form
    25,219.24/37,828.90 = 8,579.40/x
  3. Step 3: Cross multiply
    25,219.24x = 37,828.90 × 8,579.40
  4. Step 4: Simplify right side
    25,219.24x = 324,549,264.66
  5. Step 5: Solve for x
    x = 324,549,264.66/25,219.24
  6. Step 6: Final answer
    x = 12,869.11

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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.