Home / 14,295.39-21,436.41-7,630.08

Finding the Fourth Proportional to 14,295.39, 21,436.41 and 7,630.08

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Solution

The fourth proportional to 14,295.39, 21,436.41 and 7,630.08 is: 11,441.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,295.39 : 21,436.41 = 7,630.08 : x
  2. Step 2: Convert to fraction form
    14,295.39/21,436.41 = 7,630.08/x
  3. Step 3: Cross multiply
    14,295.39x = 21,436.41 × 7,630.08
  4. Step 4: Simplify right side
    14,295.39x = 163,561,592.02
  5. Step 5: Solve for x
    x = 163,561,592.02/14,295.39
  6. Step 6: Final answer
    x = 11,441.57

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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.