Home / 36,966.87-51,014.30-19,971.11

Finding the Fourth Proportional to 36,966.87, 51,014.30 and 19,971.11

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Solution

The fourth proportional to 36,966.87, 51,014.30 and 19,971.11 is: 27,560.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,966.87 : 51,014.30 = 19,971.11 : x
  2. Step 2: Convert to fraction form
    36,966.87/51,014.30 = 19,971.11/x
  3. Step 3: Cross multiply
    36,966.87x = 51,014.30 × 19,971.11
  4. Step 4: Simplify right side
    36,966.87x = 1,018,812,035.89
  5. Step 5: Solve for x
    x = 1,018,812,035.89/36,966.87
  6. Step 6: Final answer
    x = 27,560.14

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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.