Home / 33,939.02-46,835.91-18,831.69

Finding the Fourth Proportional to 33,939.02, 46,835.91 and 18,831.69

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Solution

The fourth proportional to 33,939.02, 46,835.91 and 18,831.69 is: 25,987.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,939.02 : 46,835.91 = 18,831.69 : x
  2. Step 2: Convert to fraction form
    33,939.02/46,835.91 = 18,831.69/x
  3. Step 3: Cross multiply
    33,939.02x = 46,835.91 × 18,831.69
  4. Step 4: Simplify right side
    33,939.02x = 881,999,337.99
  5. Step 5: Solve for x
    x = 881,999,337.99/33,939.02
  6. Step 6: Final answer
    x = 25,987.76

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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.