Home / 36,570.34-50,466.81-20,657.89

Finding the Fourth Proportional to 36,570.34, 50,466.81 and 20,657.89

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Solution

The fourth proportional to 36,570.34, 50,466.81 and 20,657.89 is: 28,507.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,570.34 : 50,466.81 = 20,657.89 : x
  2. Step 2: Convert to fraction form
    36,570.34/50,466.81 = 20,657.89/x
  3. Step 3: Cross multiply
    36,570.34x = 50,466.81 × 20,657.89
  4. Step 4: Simplify right side
    36,570.34x = 1,042,537,809.63
  5. Step 5: Solve for x
    x = 1,042,537,809.63/36,570.34
  6. Step 6: Final answer
    x = 28,507.74

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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.