Home / 30,985.83-46,454.13-11,261.82

Finding the Fourth Proportional to 30,985.83, 46,454.13 and 11,261.82

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Solution

The fourth proportional to 30,985.83, 46,454.13 and 11,261.82 is: 16,883.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,985.83 : 46,454.13 = 11,261.82 : x
  2. Step 2: Convert to fraction form
    30,985.83/46,454.13 = 11,261.82/x
  3. Step 3: Cross multiply
    30,985.83x = 46,454.13 × 11,261.82
  4. Step 4: Simplify right side
    30,985.83x = 523,158,050.32
  5. Step 5: Solve for x
    x = 523,158,050.32/30,985.83
  6. Step 6: Final answer
    x = 16,883.78

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1.5x scale

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.