Home / 36,547.00-50,434.35-20,636.57

Finding the Fourth Proportional to 36,547.00, 50,434.35 and 20,636.57

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Solution

The fourth proportional to 36,547.00, 50,434.35 and 20,636.57 is: 28,478.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,547.00 : 50,434.35 = 20,636.57 : x
  2. Step 2: Convert to fraction form
    36,547.00/50,434.35 = 20,636.57/x
  3. Step 3: Cross multiply
    36,547.00x = 50,434.35 × 20,636.57
  4. Step 4: Simplify right side
    36,547.00x = 1,040,792,042.88
  5. Step 5: Solve for x
    x = 1,040,792,042.88/36,547.00
  6. Step 6: Final answer
    x = 28,478.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.