Home / 17,856.04-26,783.78-4,347.25

Finding the Fourth Proportional to 17,856.04, 26,783.78 and 4,347.25

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Solution

The fourth proportional to 17,856.04, 26,783.78 and 4,347.25 is: 6,520.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,856.04 : 26,783.78 = 4,347.25 : x
  2. Step 2: Convert to fraction form
    17,856.04/26,783.78 = 4,347.25/x
  3. Step 3: Cross multiply
    17,856.04x = 26,783.78 × 4,347.25
  4. Step 4: Simplify right side
    17,856.04x = 116,435,787.61
  5. Step 5: Solve for x
    x = 116,435,787.61/17,856.04
  6. Step 6: Final answer
    x = 6,520.81

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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.