Home / 14,004.32-21,007.44-4,643.96

Finding the Fourth Proportional to 14,004.32, 21,007.44 and 4,643.96

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Solution

The fourth proportional to 14,004.32, 21,007.44 and 4,643.96 is: 6,966.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,004.32 : 21,007.44 = 4,643.96 : x
  2. Step 2: Convert to fraction form
    14,004.32/21,007.44 = 4,643.96/x
  3. Step 3: Cross multiply
    14,004.32x = 21,007.44 × 4,643.96
  4. Step 4: Simplify right side
    14,004.32x = 97,557,711.06
  5. Step 5: Solve for x
    x = 97,557,711.06/14,004.32
  6. Step 6: Final answer
    x = 6,966.26

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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.