Home / 30,928.01-46,395.05-8,741.55

Finding the Fourth Proportional to 30,928.01, 46,395.05 and 8,741.55

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Solution

The fourth proportional to 30,928.01, 46,395.05 and 8,741.55 is: 13,113.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,928.01 : 46,395.05 = 8,741.55 : x
  2. Step 2: Convert to fraction form
    30,928.01/46,395.05 = 8,741.55/x
  3. Step 3: Cross multiply
    30,928.01x = 46,395.05 × 8,741.55
  4. Step 4: Simplify right side
    30,928.01x = 405,564,649.33
  5. Step 5: Solve for x
    x = 405,564,649.33/30,928.01
  6. Step 6: Final answer
    x = 13,113.18

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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.