Home / 26,729.00-36,890.16-15,243.93

Finding the Fourth Proportional to 26,729.00, 36,890.16 and 15,243.93

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Solution

The fourth proportional to 26,729.00, 36,890.16 and 15,243.93 is: 21,038.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,729.00 : 36,890.16 = 15,243.93 : x
  2. Step 2: Convert to fraction form
    26,729.00/36,890.16 = 15,243.93/x
  3. Step 3: Cross multiply
    26,729.00x = 36,890.16 × 15,243.93
  4. Step 4: Simplify right side
    26,729.00x = 562,350,940.51
  5. Step 5: Solve for x
    x = 562,350,940.51/26,729.00
  6. Step 6: Final answer
    x = 21,038.99

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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.