Home / 44,428.32-66,651.82-12,838.32

Finding the Fourth Proportional to 44,428.32, 66,651.82 and 12,838.32

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Solution

The fourth proportional to 44,428.32, 66,651.82 and 12,838.32 is: 19,260.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,428.32 : 66,651.82 = 12,838.32 : x
  2. Step 2: Convert to fraction form
    44,428.32/66,651.82 = 12,838.32/x
  3. Step 3: Cross multiply
    44,428.32x = 66,651.82 × 12,838.32
  4. Step 4: Simplify right side
    44,428.32x = 855,697,393.74
  5. Step 5: Solve for x
    x = 855,697,393.74/44,428.32
  6. Step 6: Final answer
    x = 19,260.18

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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.