Home / 19,220.18-26,524.60-10,836.50

Finding the Fourth Proportional to 19,220.18, 26,524.60 and 10,836.50

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Solution

The fourth proportional to 19,220.18, 26,524.60 and 10,836.50 is: 14,954.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,220.18 : 26,524.60 = 10,836.50 : x
  2. Step 2: Convert to fraction form
    19,220.18/26,524.60 = 10,836.50/x
  3. Step 3: Cross multiply
    19,220.18x = 26,524.60 × 10,836.50
  4. Step 4: Simplify right side
    19,220.18x = 287,433,827.90
  5. Step 5: Solve for x
    x = 287,433,827.90/19,220.18
  6. Step 6: Final answer
    x = 14,954.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.