Home / 34,651.51-47,831.37-20,504.32

Finding the Fourth Proportional to 34,651.51, 47,831.37 and 20,504.32

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Solution

The fourth proportional to 34,651.51, 47,831.37 and 20,504.32 is: 28,303.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,651.51 : 47,831.37 = 20,504.32 : x
  2. Step 2: Convert to fraction form
    34,651.51/47,831.37 = 20,504.32/x
  3. Step 3: Cross multiply
    34,651.51x = 47,831.37 × 20,504.32
  4. Step 4: Simplify right side
    34,651.51x = 980,749,716.52
  5. Step 5: Solve for x
    x = 980,749,716.52/34,651.51
  6. Step 6: Final answer
    x = 28,303.23

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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.