Home / 20,448.08-30,522.93-17,956.92

Finding the Fourth Proportional to 20,448.08, 30,522.93 and 17,956.92

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Solution

The fourth proportional to 20,448.08, 30,522.93 and 17,956.92 is: 26,804.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,448.08 : 30,522.93 = 17,956.92 : x
  2. Step 2: Convert to fraction form
    20,448.08/30,522.93 = 17,956.92/x
  3. Step 3: Cross multiply
    20,448.08x = 30,522.93 × 17,956.92
  4. Step 4: Simplify right side
    20,448.08x = 548,097,859.30
  5. Step 5: Solve for x
    x = 548,097,859.30/20,448.08
  6. Step 6: Final answer
    x = 26,804.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.