Home / 30,754.36-46,014.86-19,038.52

Finding the Fourth Proportional to 30,754.36, 46,014.86 and 19,038.52

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Solution

The fourth proportional to 30,754.36, 46,014.86 and 19,038.52 is: 28,485.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,754.36 : 46,014.86 = 19,038.52 : x
  2. Step 2: Convert to fraction form
    30,754.36/46,014.86 = 19,038.52/x
  3. Step 3: Cross multiply
    30,754.36x = 46,014.86 × 19,038.52
  4. Step 4: Simplify right side
    30,754.36x = 876,054,832.41
  5. Step 5: Solve for x
    x = 876,054,832.41/30,754.36
  6. Step 6: Final answer
    x = 28,485.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.