Home / 30,836.19-46,272.74-13,306.02

Finding the Fourth Proportional to 30,836.19, 46,272.74 and 13,306.02

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Solution

The fourth proportional to 30,836.19, 46,272.74 and 13,306.02 is: 19,966.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,836.19 : 46,272.74 = 13,306.02 : x
  2. Step 2: Convert to fraction form
    30,836.19/46,272.74 = 13,306.02/x
  3. Step 3: Cross multiply
    30,836.19x = 46,272.74 × 13,306.02
  4. Step 4: Simplify right side
    30,836.19x = 615,705,850.60
  5. Step 5: Solve for x
    x = 615,705,850.60/30,836.19
  6. Step 6: Final answer
    x = 19,966.99

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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.