Home / 34,268.70-47,290.68-19,161.32

Finding the Fourth Proportional to 34,268.70, 47,290.68 and 19,161.32

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Solution

The fourth proportional to 34,268.70, 47,290.68 and 19,161.32 is: 26,442.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,268.70 : 47,290.68 = 19,161.32 : x
  2. Step 2: Convert to fraction form
    34,268.70/47,290.68 = 19,161.32/x
  3. Step 3: Cross multiply
    34,268.70x = 47,290.68 × 19,161.32
  4. Step 4: Simplify right side
    34,268.70x = 906,151,852.50
  5. Step 5: Solve for x
    x = 906,151,852.50/34,268.70
  6. Step 6: Final answer
    x = 26,442.55

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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.