Home / 21,792.93-32,690.55-7,000.69

Finding the Fourth Proportional to 21,792.93, 32,690.55 and 7,000.69

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Solution

The fourth proportional to 21,792.93, 32,690.55 and 7,000.69 is: 10,501.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,792.93 : 32,690.55 = 7,000.69 : x
  2. Step 2: Convert to fraction form
    21,792.93/32,690.55 = 7,000.69/x
  3. Step 3: Cross multiply
    21,792.93x = 32,690.55 × 7,000.69
  4. Step 4: Simplify right side
    21,792.93x = 228,856,406.48
  5. Step 5: Solve for x
    x = 228,856,406.48/21,792.93
  6. Step 6: Final answer
    x = 10,501.41

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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.