Home / 30,484.46-42,067.59-17,055.95

Finding the Fourth Proportional to 30,484.46, 42,067.59 and 17,055.95

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Solution

The fourth proportional to 30,484.46, 42,067.59 and 17,055.95 is: 23,536.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,484.46 : 42,067.59 = 17,055.95 : x
  2. Step 2: Convert to fraction form
    30,484.46/42,067.59 = 17,055.95/x
  3. Step 3: Cross multiply
    30,484.46x = 42,067.59 × 17,055.95
  4. Step 4: Simplify right side
    30,484.46x = 717,502,711.66
  5. Step 5: Solve for x
    x = 717,502,711.66/30,484.46
  6. Step 6: Final answer
    x = 23,536.67

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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.