Home / 19,062.48-28,583.28-5,911.20

Finding the Fourth Proportional to 19,062.48, 28,583.28 and 5,911.20

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Solution

The fourth proportional to 19,062.48, 28,583.28 and 5,911.20 is: 8,863.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,062.48 : 28,583.28 = 5,911.20 : x
  2. Step 2: Convert to fraction form
    19,062.48/28,583.28 = 5,911.20/x
  3. Step 3: Cross multiply
    19,062.48x = 28,583.28 × 5,911.20
  4. Step 4: Simplify right side
    19,062.48x = 168,961,484.74
  5. Step 5: Solve for x
    x = 168,961,484.74/19,062.48
  6. Step 6: Final answer
    x = 8,863.56

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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.