Home / 30,863.03-46,287.18-13,323.29

Finding the Fourth Proportional to 30,863.03, 46,287.18 and 13,323.29

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Solution

The fourth proportional to 30,863.03, 46,287.18 and 13,323.29 is: 19,981.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,863.03 : 46,287.18 = 13,323.29 : x
  2. Step 2: Convert to fraction form
    30,863.03/46,287.18 = 13,323.29/x
  3. Step 3: Cross multiply
    30,863.03x = 46,287.18 × 13,323.29
  4. Step 4: Simplify right side
    30,863.03x = 616,697,290.99
  5. Step 5: Solve for x
    x = 616,697,290.99/30,863.03
  6. Step 6: Final answer
    x = 19,981.75

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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.