Home / 14,322.36-21,483.54-5,087.64

Finding the Fourth Proportional to 14,322.36, 21,483.54 and 5,087.64

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Solution

The fourth proportional to 14,322.36, 21,483.54 and 5,087.64 is: 7,631.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,322.36 : 21,483.54 = 5,087.64 : x
  2. Step 2: Convert to fraction form
    14,322.36/21,483.54 = 5,087.64/x
  3. Step 3: Cross multiply
    14,322.36x = 21,483.54 × 5,087.64
  4. Step 4: Simplify right side
    14,322.36x = 109,300,517.45
  5. Step 5: Solve for x
    x = 109,300,517.45/14,322.36
  6. Step 6: Final answer
    x = 7,631.46

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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.