Home / 52,256.76-78,368.58-17,188.26

Finding the Fourth Proportional to 52,256.76, 78,368.58 and 17,188.26

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Solution

The fourth proportional to 52,256.76, 78,368.58 and 17,188.26 is: 25,776.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,256.76 : 78,368.58 = 17,188.26 : x
  2. Step 2: Convert to fraction form
    52,256.76/78,368.58 = 17,188.26/x
  3. Step 3: Cross multiply
    52,256.76x = 78,368.58 × 17,188.26
  4. Step 4: Simplify right side
    52,256.76x = 1,347,019,528.87
  5. Step 5: Solve for x
    x = 1,347,019,528.87/52,256.76
  6. Step 6: Final answer
    x = 25,776.94

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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.