Home / 30,896.68-42,637.80-17,466.88

Finding the Fourth Proportional to 30,896.68, 42,637.80 and 17,466.88

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Solution

The fourth proportional to 30,896.68, 42,637.80 and 17,466.88 is: 24,104.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,896.68 : 42,637.80 = 17,466.88 : x
  2. Step 2: Convert to fraction form
    30,896.68/42,637.80 = 17,466.88/x
  3. Step 3: Cross multiply
    30,896.68x = 42,637.80 × 17,466.88
  4. Step 4: Simplify right side
    30,896.68x = 744,749,336.06
  5. Step 5: Solve for x
    x = 744,749,336.06/30,896.68
  6. Step 6: Final answer
    x = 24,104.51

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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.