Home / 22,000.50-30,360.69-12,569.27

Finding the Fourth Proportional to 22,000.50, 30,360.69 and 12,569.27

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Solution

The fourth proportional to 22,000.50, 30,360.69 and 12,569.27 is: 17,345.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,000.50 : 30,360.69 = 12,569.27 : x
  2. Step 2: Convert to fraction form
    22,000.50/30,360.69 = 12,569.27/x
  3. Step 3: Cross multiply
    22,000.50x = 30,360.69 × 12,569.27
  4. Step 4: Simplify right side
    22,000.50x = 381,611,558.19
  5. Step 5: Solve for x
    x = 381,611,558.19/22,000.50
  6. Step 6: Final answer
    x = 17,345.59

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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.