Home / 30,926.09-46,384.98-8,741.21

Finding the Fourth Proportional to 30,926.09, 46,384.98 and 8,741.21

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Solution

The fourth proportional to 30,926.09, 46,384.98 and 8,741.21 is: 13,110.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,926.09 : 46,384.98 = 8,741.21 : x
  2. Step 2: Convert to fraction form
    30,926.09/46,384.98 = 8,741.21/x
  3. Step 3: Cross multiply
    30,926.09x = 46,384.98 × 8,741.21
  4. Step 4: Simplify right side
    30,926.09x = 405,460,619.10
  5. Step 5: Solve for x
    x = 405,460,619.10/30,926.09
  6. Step 6: Final answer
    x = 13,110.64

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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.