Home / 19,008.72-26,234.28-10,623.60

Finding the Fourth Proportional to 19,008.72, 26,234.28 and 10,623.60

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Solution

The fourth proportional to 19,008.72, 26,234.28 and 10,623.60 is: 14,661.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,008.72 : 26,234.28 = 10,623.60 : x
  2. Step 2: Convert to fraction form
    19,008.72/26,234.28 = 10,623.60/x
  3. Step 3: Cross multiply
    19,008.72x = 26,234.28 × 10,623.60
  4. Step 4: Simplify right side
    19,008.72x = 278,702,497.01
  5. Step 5: Solve for x
    x = 278,702,497.01/19,008.72
  6. Step 6: Final answer
    x = 14,661.82

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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.