Home / 30,484.19-42,069.82-17,054.64

Finding the Fourth Proportional to 30,484.19, 42,069.82 and 17,054.64

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Solution

The fourth proportional to 30,484.19, 42,069.82 and 17,054.64 is: 23,536.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,484.19 : 42,069.82 = 17,054.64 : x
  2. Step 2: Convert to fraction form
    30,484.19/42,069.82 = 17,054.64/x
  3. Step 3: Cross multiply
    30,484.19x = 42,069.82 × 17,054.64
  4. Step 4: Simplify right side
    30,484.19x = 717,485,634.96
  5. Step 5: Solve for x
    x = 717,485,634.96/30,484.19
  6. Step 6: Final answer
    x = 23,536.32

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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.