Home / 13,651.10-20,477.23-4,767.32

Finding the Fourth Proportional to 13,651.10, 20,477.23 and 4,767.32

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Solution

The fourth proportional to 13,651.10, 20,477.23 and 4,767.32 is: 7,151.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,651.10 : 20,477.23 = 4,767.32 : x
  2. Step 2: Convert to fraction form
    13,651.10/20,477.23 = 4,767.32/x
  3. Step 3: Cross multiply
    13,651.10x = 20,477.23 × 4,767.32
  4. Step 4: Simplify right side
    13,651.10x = 97,621,508.12
  5. Step 5: Solve for x
    x = 97,621,508.12/13,651.10
  6. Step 6: Final answer
    x = 7,151.18

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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.