Home / 30,836.79-46,273.64-13,306.62

Finding the Fourth Proportional to 30,836.79, 46,273.64 and 13,306.62

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Solution

The fourth proportional to 30,836.79, 46,273.64 and 13,306.62 is: 19,967.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,836.79 : 46,273.64 = 13,306.62 : x
  2. Step 2: Convert to fraction form
    30,836.79/46,273.64 = 13,306.62/x
  3. Step 3: Cross multiply
    30,836.79x = 46,273.64 × 13,306.62
  4. Step 4: Simplify right side
    30,836.79x = 615,745,743.50
  5. Step 5: Solve for x
    x = 615,745,743.50/30,836.79
  6. Step 6: Final answer
    x = 19,967.89

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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.