Home / 30,828.36-46,260.90-13,297.80

Finding the Fourth Proportional to 30,828.36, 46,260.90 and 13,297.80

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Solution

The fourth proportional to 30,828.36, 46,260.90 and 13,297.80 is: 19,954.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,828.36 : 46,260.90 = 13,297.80 : x
  2. Step 2: Convert to fraction form
    30,828.36/46,260.90 = 13,297.80/x
  3. Step 3: Cross multiply
    30,828.36x = 46,260.90 × 13,297.80
  4. Step 4: Simplify right side
    30,828.36x = 615,168,196.02
  5. Step 5: Solve for x
    x = 615,168,196.02/30,828.36
  6. Step 6: Final answer
    x = 19,954.62

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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.