Home / 13,532.94-20,299.41-4,765.77

Finding the Fourth Proportional to 13,532.94, 20,299.41 and 4,765.77

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Solution

The fourth proportional to 13,532.94, 20,299.41 and 4,765.77 is: 7,148.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,532.94 : 20,299.41 = 4,765.77 : x
  2. Step 2: Convert to fraction form
    13,532.94/20,299.41 = 4,765.77/x
  3. Step 3: Cross multiply
    13,532.94x = 20,299.41 × 4,765.77
  4. Step 4: Simplify right side
    13,532.94x = 96,742,319.20
  5. Step 5: Solve for x
    x = 96,742,319.20/13,532.94
  6. Step 6: Final answer
    x = 7,148.66

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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.