Home / 13,529.34-20,296.44-4,762.98

Finding the Fourth Proportional to 13,529.34, 20,296.44 and 4,762.98

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Solution

The fourth proportional to 13,529.34, 20,296.44 and 4,762.98 is: 7,145.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,529.34 : 20,296.44 = 4,762.98 : x
  2. Step 2: Convert to fraction form
    13,529.34/20,296.44 = 4,762.98/x
  3. Step 3: Cross multiply
    13,529.34x = 20,296.44 × 4,762.98
  4. Step 4: Simplify right side
    13,529.34x = 96,671,537.79
  5. Step 5: Solve for x
    x = 96,671,537.79/13,529.34
  6. Step 6: Final answer
    x = 7,145.33

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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.