Home / 14,095.12-19,440-9,623.92

Finding the Fourth Proportional to 14,095.12, 19,440 and 9,623.92

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Solution

The fourth proportional to 14,095.12, 19,440 and 9,623.92 is: 13,273.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,095.12 : 19,440 = 9,623.92 : x
  2. Step 2: Convert to fraction form
    14,095.12/19,440 = 9,623.92/x
  3. Step 3: Cross multiply
    14,095.12x = 19,440 × 9,623.92
  4. Step 4: Simplify right side
    14,095.12x = 187,089,004.80
  5. Step 5: Solve for x
    x = 187,089,004.80/14,095.12
  6. Step 6: Final answer
    x = 13,273.32

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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.