Home / 30,325.79-45,495.61-9,268.83

Finding the Fourth Proportional to 30,325.79, 45,495.61 and 9,268.83

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Solution

The fourth proportional to 30,325.79, 45,495.61 and 9,268.83 is: 13,905.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,325.79 : 45,495.61 = 9,268.83 : x
  2. Step 2: Convert to fraction form
    30,325.79/45,495.61 = 9,268.83/x
  3. Step 3: Cross multiply
    30,325.79x = 45,495.61 × 9,268.83
  4. Step 4: Simplify right side
    30,325.79x = 421,691,098.01
  5. Step 5: Solve for x
    x = 421,691,098.01/30,325.79
  6. Step 6: Final answer
    x = 13,905.36

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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.