Home / 22,790.60-34,201.09-8,762.21

Finding the Fourth Proportional to 22,790.60, 34,201.09 and 8,762.21

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Solution

The fourth proportional to 22,790.60, 34,201.09 and 8,762.21 is: 13,149.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,790.60 : 34,201.09 = 8,762.21 : x
  2. Step 2: Convert to fraction form
    22,790.60/34,201.09 = 8,762.21/x
  3. Step 3: Cross multiply
    22,790.60x = 34,201.09 × 8,762.21
  4. Step 4: Simplify right side
    22,790.60x = 299,677,132.81
  5. Step 5: Solve for x
    x = 299,677,132.81/22,790.60
  6. Step 6: Final answer
    x = 13,149.16

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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.