Home / 17,829.28-26,739.60-7,435.36

Finding the Fourth Proportional to 17,829.28, 26,739.60 and 7,435.36

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Solution

The fourth proportional to 17,829.28, 26,739.60 and 7,435.36 is: 11,151.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,829.28 : 26,739.60 = 7,435.36 : x
  2. Step 2: Convert to fraction form
    17,829.28/26,739.60 = 7,435.36/x
  3. Step 3: Cross multiply
    17,829.28x = 26,739.60 × 7,435.36
  4. Step 4: Simplify right side
    17,829.28x = 198,818,552.26
  5. Step 5: Solve for x
    x = 198,818,552.26/17,829.28
  6. Step 6: Final answer
    x = 11,151.24

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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.