Home / 17,984.58-26,985.21-6,887.58

Finding the Fourth Proportional to 17,984.58, 26,985.21 and 6,887.58

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Solution

The fourth proportional to 17,984.58, 26,985.21 and 6,887.58 is: 10,334.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,984.58 : 26,985.21 = 6,887.58 : x
  2. Step 2: Convert to fraction form
    17,984.58/26,985.21 = 6,887.58/x
  3. Step 3: Cross multiply
    17,984.58x = 26,985.21 × 6,887.58
  4. Step 4: Simplify right side
    17,984.58x = 185,862,792.69
  5. Step 5: Solve for x
    x = 185,862,792.69/17,984.58
  6. Step 6: Final answer
    x = 10,334.56

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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.