Home / 13,477.51-20,225.49-4,712.44

Finding the Fourth Proportional to 13,477.51, 20,225.49 and 4,712.44

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Solution

The fourth proportional to 13,477.51, 20,225.49 and 4,712.44 is: 7,071.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,477.51 : 20,225.49 = 4,712.44 : x
  2. Step 2: Convert to fraction form
    13,477.51/20,225.49 = 4,712.44/x
  3. Step 3: Cross multiply
    13,477.51x = 20,225.49 × 4,712.44
  4. Step 4: Simplify right side
    13,477.51x = 95,311,306.97
  5. Step 5: Solve for x
    x = 95,311,306.97/13,477.51
  6. Step 6: Final answer
    x = 7,071.88

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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.