Home / 45,460.40-68,194.54-13,877.58

Finding the Fourth Proportional to 45,460.40, 68,194.54 and 13,877.58

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Solution

The fourth proportional to 45,460.40, 68,194.54 and 13,877.58 is: 20,817.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,460.40 : 68,194.54 = 13,877.58 : x
  2. Step 2: Convert to fraction form
    45,460.40/68,194.54 = 13,877.58/x
  3. Step 3: Cross multiply
    45,460.40x = 68,194.54 × 13,877.58
  4. Step 4: Simplify right side
    45,460.40x = 946,375,184.41
  5. Step 5: Solve for x
    x = 946,375,184.41/45,460.40
  6. Step 6: Final answer
    x = 20,817.57

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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.