Home / 19,148.53-28,705.28-8,056.00

Finding the Fourth Proportional to 19,148.53, 28,705.28 and 8,056.00

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Solution

The fourth proportional to 19,148.53, 28,705.28 and 8,056.00 is: 12,076.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,148.53 : 28,705.28 = 8,056.00 : x
  2. Step 2: Convert to fraction form
    19,148.53/28,705.28 = 8,056.00/x
  3. Step 3: Cross multiply
    19,148.53x = 28,705.28 × 8,056.00
  4. Step 4: Simplify right side
    19,148.53x = 231,249,551.87
  5. Step 5: Solve for x
    x = 231,249,551.87/19,148.53
  6. Step 6: Final answer
    x = 12,076.62

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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.