Home / 14,089.64-19,444.32-7,802

Finding the Fourth Proportional to 14,089.64, 19,444.32 and 7,802

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Solution

The fourth proportional to 14,089.64, 19,444.32 and 7,802 is: 10,767.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,089.64 : 19,444.32 = 7,802 : x
  2. Step 2: Convert to fraction form
    14,089.64/19,444.32 = 7,802/x
  3. Step 3: Cross multiply
    14,089.64x = 19,444.32 × 7,802
  4. Step 4: Simplify right side
    14,089.64x = 151,704,584.64
  5. Step 5: Solve for x
    x = 151,704,584.64/14,089.64
  6. Step 6: Final answer
    x = 10,767.10

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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.