Home / 36,971.80-55,461.78-13,598.20

Finding the Fourth Proportional to 36,971.80, 55,461.78 and 13,598.20

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Solution

The fourth proportional to 36,971.80, 55,461.78 and 13,598.20 is: 20,398.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,971.80 : 55,461.78 = 13,598.20 : x
  2. Step 2: Convert to fraction form
    36,971.80/55,461.78 = 13,598.20/x
  3. Step 3: Cross multiply
    36,971.80x = 55,461.78 × 13,598.20
  4. Step 4: Simplify right side
    36,971.80x = 754,180,376.80
  5. Step 5: Solve for x
    x = 754,180,376.80/36,971.80
  6. Step 6: Final answer
    x = 20,398.80

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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.