Home / 13,548.47-20,322.70-4,664.23

Finding the Fourth Proportional to 13,548.47, 20,322.70 and 4,664.23

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Solution

The fourth proportional to 13,548.47, 20,322.70 and 4,664.23 is: 6,996.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,548.47 : 20,322.70 = 4,664.23 : x
  2. Step 2: Convert to fraction form
    13,548.47/20,322.70 = 4,664.23/x
  3. Step 3: Cross multiply
    13,548.47x = 20,322.70 × 4,664.23
  4. Step 4: Simplify right side
    13,548.47x = 94,789,798.87
  5. Step 5: Solve for x
    x = 94,789,798.87/13,548.47
  6. Step 6: Final answer
    x = 6,996.35

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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.