Home / 30,693.29-42,344.74-17,261.46

Finding the Fourth Proportional to 30,693.29, 42,344.74 and 17,261.46

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Solution

The fourth proportional to 30,693.29, 42,344.74 and 17,261.46 is: 23,814.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,693.29 : 42,344.74 = 17,261.46 : x
  2. Step 2: Convert to fraction form
    30,693.29/42,344.74 = 17,261.46/x
  3. Step 3: Cross multiply
    30,693.29x = 42,344.74 × 17,261.46
  4. Step 4: Simplify right side
    30,693.29x = 730,932,057.30
  5. Step 5: Solve for x
    x = 730,932,057.30/30,693.29
  6. Step 6: Final answer
    x = 23,814.07

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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.