Home / 23,115.01-31,898.64-12,504.61

Finding the Fourth Proportional to 23,115.01, 31,898.64 and 12,504.61

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Solution

The fourth proportional to 23,115.01, 31,898.64 and 12,504.61 is: 17,256.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,115.01 : 31,898.64 = 12,504.61 : x
  2. Step 2: Convert to fraction form
    23,115.01/31,898.64 = 12,504.61/x
  3. Step 3: Cross multiply
    23,115.01x = 31,898.64 × 12,504.61
  4. Step 4: Simplify right side
    23,115.01x = 398,880,052.73
  5. Step 5: Solve for x
    x = 398,880,052.73/23,115.01
  6. Step 6: Final answer
    x = 17,256.32

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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.