Home / 19,455.12-29,183.37-6,307.61

Finding the Fourth Proportional to 19,455.12, 29,183.37 and 6,307.61

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Solution

The fourth proportional to 19,455.12, 29,183.37 and 6,307.61 is: 9,461.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,455.12 : 29,183.37 = 6,307.61 : x
  2. Step 2: Convert to fraction form
    19,455.12/29,183.37 = 6,307.61/x
  3. Step 3: Cross multiply
    19,455.12x = 29,183.37 × 6,307.61
  4. Step 4: Simplify right side
    19,455.12x = 184,077,316.45
  5. Step 5: Solve for x
    x = 184,077,316.45/19,455.12
  6. Step 6: Final answer
    x = 9,461.64

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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.