Home / 23,831.56-35,768.40-13,309.66

Finding the Fourth Proportional to 23,831.56, 35,768.40 and 13,309.66

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Solution

The fourth proportional to 23,831.56, 35,768.40 and 13,309.66 is: 19,976.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,831.56 : 35,768.40 = 13,309.66 : x
  2. Step 2: Convert to fraction form
    23,831.56/35,768.40 = 13,309.66/x
  3. Step 3: Cross multiply
    23,831.56x = 35,768.40 × 13,309.66
  4. Step 4: Simplify right side
    23,831.56x = 476,065,242.74
  5. Step 5: Solve for x
    x = 476,065,242.74/23,831.56
  6. Step 6: Final answer
    x = 19,976.25

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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.