Home / 43,477.83-65,226.11-13,491.48

Finding the Fourth Proportional to 43,477.83, 65,226.11 and 13,491.48

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Solution

The fourth proportional to 43,477.83, 65,226.11 and 13,491.48 is: 20,240.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,477.83 : 65,226.11 = 13,491.48 : x
  2. Step 2: Convert to fraction form
    43,477.83/65,226.11 = 13,491.48/x
  3. Step 3: Cross multiply
    43,477.83x = 65,226.11 × 13,491.48
  4. Step 4: Simplify right side
    43,477.83x = 879,996,758.54
  5. Step 5: Solve for x
    x = 879,996,758.54/43,477.83
  6. Step 6: Final answer
    x = 20,240.13

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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.