Home / 33,518.02-46,243.61-18,980.23

Finding the Fourth Proportional to 33,518.02, 46,243.61 and 18,980.23

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Solution

The fourth proportional to 33,518.02, 46,243.61 and 18,980.23 is: 26,186.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,518.02 : 46,243.61 = 18,980.23 : x
  2. Step 2: Convert to fraction form
    33,518.02/46,243.61 = 18,980.23/x
  3. Step 3: Cross multiply
    33,518.02x = 46,243.61 × 18,980.23
  4. Step 4: Simplify right side
    33,518.02x = 877,714,353.83
  5. Step 5: Solve for x
    x = 877,714,353.83/33,518.02
  6. Step 6: Final answer
    x = 26,186.34

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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.