Home / 19,056.48-28,574.16-5,905.28

Finding the Fourth Proportional to 19,056.48, 28,574.16 and 5,905.28

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Solution

The fourth proportional to 19,056.48, 28,574.16 and 5,905.28 is: 8,854.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,056.48 : 28,574.16 = 5,905.28 : x
  2. Step 2: Convert to fraction form
    19,056.48/28,574.16 = 5,905.28/x
  3. Step 3: Cross multiply
    19,056.48x = 28,574.16 × 5,905.28
  4. Step 4: Simplify right side
    19,056.48x = 168,738,415.56
  5. Step 5: Solve for x
    x = 168,738,415.56/19,056.48
  6. Step 6: Final answer
    x = 8,854.65

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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.