Home / 30,506.44-42,099.60-17,077.36

Finding the Fourth Proportional to 30,506.44, 42,099.60 and 17,077.36

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Solution

The fourth proportional to 30,506.44, 42,099.60 and 17,077.36 is: 23,567.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,506.44 : 42,099.60 = 17,077.36 : x
  2. Step 2: Convert to fraction form
    30,506.44/42,099.60 = 17,077.36/x
  3. Step 3: Cross multiply
    30,506.44x = 42,099.60 × 17,077.36
  4. Step 4: Simplify right side
    30,506.44x = 718,950,025.06
  5. Step 5: Solve for x
    x = 718,950,025.06/30,506.44
  6. Step 6: Final answer
    x = 23,567.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.