Home / 27,391.80-41,063.70-18,598.20

Finding the Fourth Proportional to 27,391.80, 41,063.70 and 18,598.20

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Solution

The fourth proportional to 27,391.80, 41,063.70 and 18,598.20 is: 27,881.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,391.80 : 41,063.70 = 18,598.20 : x
  2. Step 2: Convert to fraction form
    27,391.80/41,063.70 = 18,598.20/x
  3. Step 3: Cross multiply
    27,391.80x = 41,063.70 × 18,598.20
  4. Step 4: Simplify right side
    27,391.80x = 763,710,905.34
  5. Step 5: Solve for x
    x = 763,710,905.34/27,391.80
  6. Step 6: Final answer
    x = 27,881.00

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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.