Home / 19,224.48-28,811.60-9,856.56

Finding the Fourth Proportional to 19,224.48, 28,811.60 and 9,856.56

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Solution

The fourth proportional to 19,224.48, 28,811.60 and 9,856.56 is: 14,771.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,224.48 : 28,811.60 = 9,856.56 : x
  2. Step 2: Convert to fraction form
    19,224.48/28,811.60 = 9,856.56/x
  3. Step 3: Cross multiply
    19,224.48x = 28,811.60 × 9,856.56
  4. Step 4: Simplify right side
    19,224.48x = 283,983,264.10
  5. Step 5: Solve for x
    x = 283,983,264.10/19,224.48
  6. Step 6: Final answer
    x = 14,771.96

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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.