Home / 30,560.40-45,802.32-16,519.92

Finding the Fourth Proportional to 30,560.40, 45,802.32 and 16,519.92

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Solution

The fourth proportional to 30,560.40, 45,802.32 and 16,519.92 is: 24,759.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,560.40 : 45,802.32 = 16,519.92 : x
  2. Step 2: Convert to fraction form
    30,560.40/45,802.32 = 16,519.92/x
  3. Step 3: Cross multiply
    30,560.40x = 45,802.32 × 16,519.92
  4. Step 4: Simplify right side
    30,560.40x = 756,650,662.21
  5. Step 5: Solve for x
    x = 756,650,662.21/30,560.40
  6. Step 6: Final answer
    x = 24,759.19

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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.