Home / 45,886.42-68,817.14-12,598.60

Finding the Fourth Proportional to 45,886.42, 68,817.14 and 12,598.60

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Solution

The fourth proportional to 45,886.42, 68,817.14 and 12,598.60 is: 18,894.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,886.42 : 68,817.14 = 12,598.60 : x
  2. Step 2: Convert to fraction form
    45,886.42/68,817.14 = 12,598.60/x
  3. Step 3: Cross multiply
    45,886.42x = 68,817.14 × 12,598.60
  4. Step 4: Simplify right side
    45,886.42x = 866,999,620.00
  5. Step 5: Solve for x
    x = 866,999,620.00/45,886.42
  6. Step 6: Final answer
    x = 18,894.47

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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.