Home / 19,056.56-28,585.60-5,205.52

Finding the Fourth Proportional to 19,056.56, 28,585.60 and 5,205.52

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Solution

The fourth proportional to 19,056.56, 28,585.60 and 5,205.52 is: 7,808.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,056.56 : 28,585.60 = 5,205.52 : x
  2. Step 2: Convert to fraction form
    19,056.56/28,585.60 = 5,205.52/x
  3. Step 3: Cross multiply
    19,056.56x = 28,585.60 × 5,205.52
  4. Step 4: Simplify right side
    19,056.56x = 148,802,912.51
  5. Step 5: Solve for x
    x = 148,802,912.51/19,056.56
  6. Step 6: Final answer
    x = 7,808.49

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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.