Home / 34,858.92-48,088.98-21,425.34

Finding the Fourth Proportional to 34,858.92, 48,088.98 and 21,425.34

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Solution

The fourth proportional to 34,858.92, 48,088.98 and 21,425.34 is: 29,556.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,858.92 : 48,088.98 = 21,425.34 : x
  2. Step 2: Convert to fraction form
    34,858.92/48,088.98 = 21,425.34/x
  3. Step 3: Cross multiply
    34,858.92x = 48,088.98 × 21,425.34
  4. Step 4: Simplify right side
    34,858.92x = 1,030,322,746.75
  5. Step 5: Solve for x
    x = 1,030,322,746.75/34,858.92
  6. Step 6: Final answer
    x = 29,556.93

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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.