Home / 26,831.45-37,031.99-15,501.27

Finding the Fourth Proportional to 26,831.45, 37,031.99 and 15,501.27

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Solution

The fourth proportional to 26,831.45, 37,031.99 and 15,501.27 is: 21,394.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,831.45 : 37,031.99 = 15,501.27 : x
  2. Step 2: Convert to fraction form
    26,831.45/37,031.99 = 15,501.27/x
  3. Step 3: Cross multiply
    26,831.45x = 37,031.99 × 15,501.27
  4. Step 4: Simplify right side
    26,831.45x = 574,042,936.99
  5. Step 5: Solve for x
    x = 574,042,936.99/26,831.45
  6. Step 6: Final answer
    x = 21,394.40

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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.