Home / 33,980.25-46,885.20-20,551.23

Finding the Fourth Proportional to 33,980.25, 46,885.20 and 20,551.23

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Solution

The fourth proportional to 33,980.25, 46,885.20 and 20,551.23 is: 28,356.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,980.25 : 46,885.20 = 20,551.23 : x
  2. Step 2: Convert to fraction form
    33,980.25/46,885.20 = 20,551.23/x
  3. Step 3: Cross multiply
    33,980.25x = 46,885.20 × 20,551.23
  4. Step 4: Simplify right side
    33,980.25x = 963,548,528.80
  5. Step 5: Solve for x
    x = 963,548,528.80/33,980.25
  6. Step 6: Final answer
    x = 28,356.13

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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.