Home / 17,817.96-26,728.56-4,670.28

Finding the Fourth Proportional to 17,817.96, 26,728.56 and 4,670.28

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Solution

The fourth proportional to 17,817.96, 26,728.56 and 4,670.28 is: 7,005.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,817.96 : 26,728.56 = 4,670.28 : x
  2. Step 2: Convert to fraction form
    17,817.96/26,728.56 = 4,670.28/x
  3. Step 3: Cross multiply
    17,817.96x = 26,728.56 × 4,670.28
  4. Step 4: Simplify right side
    17,817.96x = 124,829,859.20
  5. Step 5: Solve for x
    x = 124,829,859.20/17,817.96
  6. Step 6: Final answer
    x = 7,005.84

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1.5x scale

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.