Home / 30,772.15-46,241.58-16,742.54

Finding the Fourth Proportional to 30,772.15, 46,241.58 and 16,742.54

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Solution

The fourth proportional to 30,772.15, 46,241.58 and 16,742.54 is: 25,159.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,772.15 : 46,241.58 = 16,742.54 : x
  2. Step 2: Convert to fraction form
    30,772.15/46,241.58 = 16,742.54/x
  3. Step 3: Cross multiply
    30,772.15x = 46,241.58 × 16,742.54
  4. Step 4: Simplify right side
    30,772.15x = 774,201,502.81
  5. Step 5: Solve for x
    x = 774,201,502.81/30,772.15
  6. Step 6: Final answer
    x = 25,159.16

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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.