Home / 30,464.16-42,039.70-17,035.44

Finding the Fourth Proportional to 30,464.16, 42,039.70 and 17,035.44

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Solution

The fourth proportional to 30,464.16, 42,039.70 and 17,035.44 is: 23,508.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,464.16 : 42,039.70 = 17,035.44 : x
  2. Step 2: Convert to fraction form
    30,464.16/42,039.70 = 17,035.44/x
  3. Step 3: Cross multiply
    30,464.16x = 42,039.70 × 17,035.44
  4. Step 4: Simplify right side
    30,464.16x = 716,164,786.97
  5. Step 5: Solve for x
    x = 716,164,786.97/30,464.16
  6. Step 6: Final answer
    x = 23,508.44

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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.