Home / 30,938.76-46,342.24-15,119.44

Finding the Fourth Proportional to 30,938.76, 46,342.24 and 15,119.44

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Solution

The fourth proportional to 30,938.76, 46,342.24 and 15,119.44 is: 22,646.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,938.76 : 46,342.24 = 15,119.44 : x
  2. Step 2: Convert to fraction form
    30,938.76/46,342.24 = 15,119.44/x
  3. Step 3: Cross multiply
    30,938.76x = 46,342.24 × 15,119.44
  4. Step 4: Simplify right side
    30,938.76x = 700,668,717.15
  5. Step 5: Solve for x
    x = 700,668,717.15/30,938.76
  6. Step 6: Final answer
    x = 22,646.96

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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.