Home / 30,005.37-41,407.30-17,257.95

Finding the Fourth Proportional to 30,005.37, 41,407.30 and 17,257.95

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Solution

The fourth proportional to 30,005.37, 41,407.30 and 17,257.95 is: 23,815.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,005.37 : 41,407.30 = 17,257.95 : x
  2. Step 2: Convert to fraction form
    30,005.37/41,407.30 = 17,257.95/x
  3. Step 3: Cross multiply
    30,005.37x = 41,407.30 × 17,257.95
  4. Step 4: Simplify right side
    30,005.37x = 714,605,113.04
  5. Step 5: Solve for x
    x = 714,605,113.04/30,005.37
  6. Step 6: Final answer
    x = 23,815.91

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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.