Home / 15,393.32-23,072.94-12,632.12

Finding the Fourth Proportional to 15,393.32, 23,072.94 and 12,632.12

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Solution

The fourth proportional to 15,393.32, 23,072.94 and 12,632.12 is: 18,934.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,393.32 : 23,072.94 = 12,632.12 : x
  2. Step 2: Convert to fraction form
    15,393.32/23,072.94 = 12,632.12/x
  3. Step 3: Cross multiply
    15,393.32x = 23,072.94 × 12,632.12
  4. Step 4: Simplify right side
    15,393.32x = 291,460,146.83
  5. Step 5: Solve for x
    x = 291,460,146.83/15,393.32
  6. Step 6: Final answer
    x = 18,934.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.