Home / 34,889.54-48,148.64-19,782.83

Finding the Fourth Proportional to 34,889.54, 48,148.64 and 19,782.83

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Solution

The fourth proportional to 34,889.54, 48,148.64 and 19,782.83 is: 27,300.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,889.54 : 48,148.64 = 19,782.83 : x
  2. Step 2: Convert to fraction form
    34,889.54/48,148.64 = 19,782.83/x
  3. Step 3: Cross multiply
    34,889.54x = 48,148.64 × 19,782.83
  4. Step 4: Simplify right side
    34,889.54x = 952,516,020.19
  5. Step 5: Solve for x
    x = 952,516,020.19/34,889.54
  6. Step 6: Final answer
    x = 27,300.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.