Home / 24,931.20-37,388.70-8,288.40

Finding the Fourth Proportional to 24,931.20, 37,388.70 and 8,288.40

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Solution

The fourth proportional to 24,931.20, 37,388.70 and 8,288.40 is: 12,429.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,931.20 : 37,388.70 = 8,288.40 : x
  2. Step 2: Convert to fraction form
    24,931.20/37,388.70 = 8,288.40/x
  3. Step 3: Cross multiply
    24,931.20x = 37,388.70 × 8,288.40
  4. Step 4: Simplify right side
    24,931.20x = 309,892,501.08
  5. Step 5: Solve for x
    x = 309,892,501.08/24,931.20
  6. Step 6: Final answer
    x = 12,429.91

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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.