Home / 14,007.24-21,003.70-4,643.88

Finding the Fourth Proportional to 14,007.24, 21,003.70 and 4,643.88

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Solution

The fourth proportional to 14,007.24, 21,003.70 and 4,643.88 is: 6,963.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,007.24 : 21,003.70 = 4,643.88 : x
  2. Step 2: Convert to fraction form
    14,007.24/21,003.70 = 4,643.88/x
  3. Step 3: Cross multiply
    14,007.24x = 21,003.70 × 4,643.88
  4. Step 4: Simplify right side
    14,007.24x = 97,538,662.36
  5. Step 5: Solve for x
    x = 97,538,662.36/14,007.24
  6. Step 6: Final answer
    x = 6,963.45

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1.5x scale

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.