Home / 30,926.32-46,391.07-8,741.30

Finding the Fourth Proportional to 30,926.32, 46,391.07 and 8,741.30

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Solution

The fourth proportional to 30,926.32, 46,391.07 and 8,741.30 is: 13,112.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,926.32 : 46,391.07 = 8,741.30 : x
  2. Step 2: Convert to fraction form
    30,926.32/46,391.07 = 8,741.30/x
  3. Step 3: Cross multiply
    30,926.32x = 46,391.07 × 8,741.30
  4. Step 4: Simplify right side
    30,926.32x = 405,518,260.19
  5. Step 5: Solve for x
    x = 405,518,260.19/30,926.32
  6. Step 6: Final answer
    x = 13,112.40

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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.