Home / 30,453.06-42,025.05-17,024.34

Finding the Fourth Proportional to 30,453.06, 42,025.05 and 17,024.34

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Solution

The fourth proportional to 30,453.06, 42,025.05 and 17,024.34 is: 23,493.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,453.06 : 42,025.05 = 17,024.34 : x
  2. Step 2: Convert to fraction form
    30,453.06/42,025.05 = 17,024.34/x
  3. Step 3: Cross multiply
    30,453.06x = 42,025.05 × 17,024.34
  4. Step 4: Simplify right side
    30,453.06x = 715,448,739.72
  5. Step 5: Solve for x
    x = 715,448,739.72/30,453.06
  6. Step 6: Final answer
    x = 23,493.49

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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.