Home / 30,430.49-41,934.21-23,268.47

Finding the Fourth Proportional to 30,430.49, 41,934.21 and 23,268.47

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Solution

The fourth proportional to 30,430.49, 41,934.21 and 23,268.47 is: 32,064.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,430.49 : 41,934.21 = 23,268.47 : x
  2. Step 2: Convert to fraction form
    30,430.49/41,934.21 = 23,268.47/x
  3. Step 3: Cross multiply
    30,430.49x = 41,934.21 × 23,268.47
  4. Step 4: Simplify right side
    30,430.49x = 975,744,610.43
  5. Step 5: Solve for x
    x = 975,744,610.43/30,430.49
  6. Step 6: Final answer
    x = 32,064.71

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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.