Home / 13,504.35-20,266.80-4,746.63

Finding the Fourth Proportional to 13,504.35, 20,266.80 and 4,746.63

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Solution

The fourth proportional to 13,504.35, 20,266.80 and 4,746.63 is: 7,123.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,504.35 : 20,266.80 = 4,746.63 : x
  2. Step 2: Convert to fraction form
    13,504.35/20,266.80 = 4,746.63/x
  3. Step 3: Cross multiply
    13,504.35x = 20,266.80 × 4,746.63
  4. Step 4: Simplify right side
    13,504.35x = 96,199,000.88
  5. Step 5: Solve for x
    x = 96,199,000.88/13,504.35
  6. Step 6: Final answer
    x = 7,123.56

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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.