Home / 23,712.01-32,722.67-12,957.10

Finding the Fourth Proportional to 23,712.01, 32,722.67 and 12,957.10

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Solution

The fourth proportional to 23,712.01, 32,722.67 and 12,957.10 is: 17,880.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,712.01 : 32,722.67 = 12,957.10 : x
  2. Step 2: Convert to fraction form
    23,712.01/32,722.67 = 12,957.10/x
  3. Step 3: Cross multiply
    23,712.01x = 32,722.67 × 12,957.10
  4. Step 4: Simplify right side
    23,712.01x = 423,990,858.04
  5. Step 5: Solve for x
    x = 423,990,858.04/23,712.01
  6. Step 6: Final answer
    x = 17,880.85

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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.