Home / 14,981.08-22,471.44-3,886.78

Finding the Fourth Proportional to 14,981.08, 22,471.44 and 3,886.78

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Solution

The fourth proportional to 14,981.08, 22,471.44 and 3,886.78 is: 5,830.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,981.08 : 22,471.44 = 3,886.78 : x
  2. Step 2: Convert to fraction form
    14,981.08/22,471.44 = 3,886.78/x
  3. Step 3: Cross multiply
    14,981.08x = 22,471.44 × 3,886.78
  4. Step 4: Simplify right side
    14,981.08x = 87,341,543.56
  5. Step 5: Solve for x
    x = 87,341,543.56/14,981.08
  6. Step 6: Final answer
    x = 5,830.12

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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.