Home / 33,561.95-46,303.97-20,810.54

Finding the Fourth Proportional to 33,561.95, 46,303.97 and 20,810.54

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Solution

The fourth proportional to 33,561.95, 46,303.97 and 20,810.54 is: 28,711.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,561.95 : 46,303.97 = 20,810.54 : x
  2. Step 2: Convert to fraction form
    33,561.95/46,303.97 = 20,810.54/x
  3. Step 3: Cross multiply
    33,561.95x = 46,303.97 × 20,810.54
  4. Step 4: Simplify right side
    33,561.95x = 963,610,631.55
  5. Step 5: Solve for x
    x = 963,610,631.55/33,561.95
  6. Step 6: Final answer
    x = 28,711.40

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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.