Home / 23,026.32-31,777.56-12,955.41

Finding the Fourth Proportional to 23,026.32, 31,777.56 and 12,955.41

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Solution

The fourth proportional to 23,026.32, 31,777.56 and 12,955.41 is: 17,879.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,026.32 : 31,777.56 = 12,955.41 : x
  2. Step 2: Convert to fraction form
    23,026.32/31,777.56 = 12,955.41/x
  3. Step 3: Cross multiply
    23,026.32x = 31,777.56 × 12,955.41
  4. Step 4: Simplify right side
    23,026.32x = 411,691,318.60
  5. Step 5: Solve for x
    x = 411,691,318.60/23,026.32
  6. Step 6: Final answer
    x = 17,879.16

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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.