Home / 30,877.04-46,305.90-11,153

Finding the Fourth Proportional to 30,877.04, 46,305.90 and 11,153

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Solution

The fourth proportional to 30,877.04, 46,305.90 and 11,153 is: 16,726.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,877.04 : 46,305.90 = 11,153 : x
  2. Step 2: Convert to fraction form
    30,877.04/46,305.90 = 11,153/x
  3. Step 3: Cross multiply
    30,877.04x = 46,305.90 × 11,153
  4. Step 4: Simplify right side
    30,877.04x = 516,449,702.70
  5. Step 5: Solve for x
    x = 516,449,702.70/30,877.04
  6. Step 6: Final answer
    x = 16,726.01

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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.