Home / 30,825.12-46,263.60-13,308.24

Finding the Fourth Proportional to 30,825.12, 46,263.60 and 13,308.24

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Solution

The fourth proportional to 30,825.12, 46,263.60 and 13,308.24 is: 19,973.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,825.12 : 46,263.60 = 13,308.24 : x
  2. Step 2: Convert to fraction form
    30,825.12/46,263.60 = 13,308.24/x
  3. Step 3: Cross multiply
    30,825.12x = 46,263.60 × 13,308.24
  4. Step 4: Simplify right side
    30,825.12x = 615,687,092.06
  5. Step 5: Solve for x
    x = 615,687,092.06/30,825.12
  6. Step 6: Final answer
    x = 19,973.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.