Home / 14,430.64-21,643.89-3,901.29

Finding the Fourth Proportional to 14,430.64, 21,643.89 and 3,901.29

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Solution

The fourth proportional to 14,430.64, 21,643.89 and 3,901.29 is: 5,851.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,430.64 : 21,643.89 = 3,901.29 : x
  2. Step 2: Convert to fraction form
    14,430.64/21,643.89 = 3,901.29/x
  3. Step 3: Cross multiply
    14,430.64x = 21,643.89 × 3,901.29
  4. Step 4: Simplify right side
    14,430.64x = 84,439,091.62
  5. Step 5: Solve for x
    x = 84,439,091.62/14,430.64
  6. Step 6: Final answer
    x = 5,851.38

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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.