Home / 13,546.08-20,319.12-4,776.24

Finding the Fourth Proportional to 13,546.08, 20,319.12 and 4,776.24

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Solution

The fourth proportional to 13,546.08, 20,319.12 and 4,776.24 is: 7,164.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,546.08 : 20,319.12 = 4,776.24 : x
  2. Step 2: Convert to fraction form
    13,546.08/20,319.12 = 4,776.24/x
  3. Step 3: Cross multiply
    13,546.08x = 20,319.12 × 4,776.24
  4. Step 4: Simplify right side
    13,546.08x = 97,048,993.71
  5. Step 5: Solve for x
    x = 97,048,993.71/13,546.08
  6. Step 6: Final answer
    x = 7,164.36

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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.