Home / 19,098.24-28,635.60-6,615.36

Finding the Fourth Proportional to 19,098.24, 28,635.60 and 6,615.36

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Solution

The fourth proportional to 19,098.24, 28,635.60 and 6,615.36 is: 9,918.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,098.24 : 28,635.60 = 6,615.36 : x
  2. Step 2: Convert to fraction form
    19,098.24/28,635.60 = 6,615.36/x
  3. Step 3: Cross multiply
    19,098.24x = 28,635.60 × 6,615.36
  4. Step 4: Simplify right side
    19,098.24x = 189,434,802.82
  5. Step 5: Solve for x
    x = 189,434,802.82/19,098.24
  6. Step 6: Final answer
    x = 9,918.97

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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.