Home / 44,097.40-66,123.42-12,928.60

Finding the Fourth Proportional to 44,097.40, 66,123.42 and 12,928.60

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Solution

The fourth proportional to 44,097.40, 66,123.42 and 12,928.60 is: 19,386.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,097.40 : 66,123.42 = 12,928.60 : x
  2. Step 2: Convert to fraction form
    44,097.40/66,123.42 = 12,928.60/x
  3. Step 3: Cross multiply
    44,097.40x = 66,123.42 × 12,928.60
  4. Step 4: Simplify right side
    44,097.40x = 854,883,247.81
  5. Step 5: Solve for x
    x = 854,883,247.81/44,097.40
  6. Step 6: Final answer
    x = 19,386.25

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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.