Home / 13,548.43-20,322.80-6,526.95

Finding the Fourth Proportional to 13,548.43, 20,322.80 and 6,526.95

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Solution

The fourth proportional to 13,548.43, 20,322.80 and 6,526.95 is: 9,790.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,548.43 : 20,322.80 = 6,526.95 : x
  2. Step 2: Convert to fraction form
    13,548.43/20,322.80 = 6,526.95/x
  3. Step 3: Cross multiply
    13,548.43x = 20,322.80 × 6,526.95
  4. Step 4: Simplify right side
    13,548.43x = 132,645,815.09
  5. Step 5: Solve for x
    x = 132,645,815.09/13,548.43
  6. Step 6: Final answer
    x = 9,790.49

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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.