Home / 34,630.69-47,790.36-19,726.69

Finding the Fourth Proportional to 34,630.69, 47,790.36 and 19,726.69

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Solution

The fourth proportional to 34,630.69, 47,790.36 and 19,726.69 is: 27,222.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,630.69 : 47,790.36 = 19,726.69 : x
  2. Step 2: Convert to fraction form
    34,630.69/47,790.36 = 19,726.69/x
  3. Step 3: Cross multiply
    34,630.69x = 47,790.36 × 19,726.69
  4. Step 4: Simplify right side
    34,630.69x = 942,745,497.23
  5. Step 5: Solve for x
    x = 942,745,497.23/34,630.69
  6. Step 6: Final answer
    x = 27,222.84

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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.