Home / 36,610.04-54,852.36-19,981.74

Finding the Fourth Proportional to 36,610.04, 54,852.36 and 19,981.74

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Solution

The fourth proportional to 36,610.04, 54,852.36 and 19,981.74 is: 29,938.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,610.04 : 54,852.36 = 19,981.74 : x
  2. Step 2: Convert to fraction form
    36,610.04/54,852.36 = 19,981.74/x
  3. Step 3: Cross multiply
    36,610.04x = 54,852.36 × 19,981.74
  4. Step 4: Simplify right side
    36,610.04x = 1,096,045,315.28
  5. Step 5: Solve for x
    x = 1,096,045,315.28/36,610.04
  6. Step 6: Final answer
    x = 29,938.38

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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.