Home / 15,972.99-23,958.63-6,111.51

Finding the Fourth Proportional to 15,972.99, 23,958.63 and 6,111.51

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Solution

The fourth proportional to 15,972.99, 23,958.63 and 6,111.51 is: 9,166.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,972.99 : 23,958.63 = 6,111.51 : x
  2. Step 2: Convert to fraction form
    15,972.99/23,958.63 = 6,111.51/x
  3. Step 3: Cross multiply
    15,972.99x = 23,958.63 × 6,111.51
  4. Step 4: Simplify right side
    15,972.99x = 146,423,406.83
  5. Step 5: Solve for x
    x = 146,423,406.83/15,972.99
  6. Step 6: Final answer
    x = 9,166.94

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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.