Home / 30,705.28-46,057.92-16,941.76

Finding the Fourth Proportional to 30,705.28, 46,057.92 and 16,941.76

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Solution

The fourth proportional to 30,705.28, 46,057.92 and 16,941.76 is: 25,412.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,705.28 : 46,057.92 = 16,941.76 : x
  2. Step 2: Convert to fraction form
    30,705.28/46,057.92 = 16,941.76/x
  3. Step 3: Cross multiply
    30,705.28x = 46,057.92 × 16,941.76
  4. Step 4: Simplify right side
    30,705.28x = 780,302,048.06
  5. Step 5: Solve for x
    x = 780,302,048.06/30,705.28
  6. Step 6: Final answer
    x = 25,412.64

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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.