Home / 30,830.64-46,252.44-10,068.72

Finding the Fourth Proportional to 30,830.64, 46,252.44 and 10,068.72

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Solution

The fourth proportional to 30,830.64, 46,252.44 and 10,068.72 is: 15,105.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,830.64 : 46,252.44 = 10,068.72 : x
  2. Step 2: Convert to fraction form
    30,830.64/46,252.44 = 10,068.72/x
  3. Step 3: Cross multiply
    30,830.64x = 46,252.44 × 10,068.72
  4. Step 4: Simplify right side
    30,830.64x = 465,702,867.68
  5. Step 5: Solve for x
    x = 465,702,867.68/30,830.64
  6. Step 6: Final answer
    x = 15,105.20

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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.