Home / 23,034.30-31,786.95-12,962.74

Finding the Fourth Proportional to 23,034.30, 31,786.95 and 12,962.74

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Solution

The fourth proportional to 23,034.30, 31,786.95 and 12,962.74 is: 17,888.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,034.30 : 31,786.95 = 12,962.74 : x
  2. Step 2: Convert to fraction form
    23,034.30/31,786.95 = 12,962.74/x
  3. Step 3: Cross multiply
    23,034.30x = 31,786.95 × 12,962.74
  4. Step 4: Simplify right side
    23,034.30x = 412,045,888.78
  5. Step 5: Solve for x
    x = 412,045,888.78/23,034.30
  6. Step 6: Final answer
    x = 17,888.36

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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.