Home / 23,280.20-32,125.68-12,669.81

Finding the Fourth Proportional to 23,280.20, 32,125.68 and 12,669.81

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Solution

The fourth proportional to 23,280.20, 32,125.68 and 12,669.81 is: 17,483.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,280.20 : 32,125.68 = 12,669.81 : x
  2. Step 2: Convert to fraction form
    23,280.20/32,125.68 = 12,669.81/x
  3. Step 3: Cross multiply
    23,280.20x = 32,125.68 × 12,669.81
  4. Step 4: Simplify right side
    23,280.20x = 407,026,261.72
  5. Step 5: Solve for x
    x = 407,026,261.72/23,280.20
  6. Step 6: Final answer
    x = 17,483.80

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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.