Home / 30,743.24-42,336.33-26,708.22

Finding the Fourth Proportional to 30,743.24, 42,336.33 and 26,708.22

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Solution

The fourth proportional to 30,743.24, 42,336.33 and 26,708.22 is: 36,779.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,743.24 : 42,336.33 = 26,708.22 : x
  2. Step 2: Convert to fraction form
    30,743.24/42,336.33 = 26,708.22/x
  3. Step 3: Cross multiply
    30,743.24x = 42,336.33 × 26,708.22
  4. Step 4: Simplify right side
    30,743.24x = 1,130,728,015.63
  5. Step 5: Solve for x
    x = 1,130,728,015.63/30,743.24
  6. Step 6: Final answer
    x = 36,779.73

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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.