Home / 33,927.80-46,820.65-18,821.45

Finding the Fourth Proportional to 33,927.80, 46,820.65 and 18,821.45

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Solution

The fourth proportional to 33,927.80, 46,820.65 and 18,821.45 is: 25,973.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,927.80 : 46,820.65 = 18,821.45 : x
  2. Step 2: Convert to fraction form
    33,927.80/46,820.65 = 18,821.45/x
  3. Step 3: Cross multiply
    33,927.80x = 46,820.65 × 18,821.45
  4. Step 4: Simplify right side
    33,927.80x = 881,232,522.94
  5. Step 5: Solve for x
    x = 881,232,522.94/33,927.80
  6. Step 6: Final answer
    x = 25,973.76

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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.