Home / 49,331.26-68,075.34-28,106.43

Finding the Fourth Proportional to 49,331.26, 68,075.34 and 28,106.43

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Solution

The fourth proportional to 49,331.26, 68,075.34 and 28,106.43 is: 38,785.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,331.26 : 68,075.34 = 28,106.43 : x
  2. Step 2: Convert to fraction form
    49,331.26/68,075.34 = 28,106.43/x
  3. Step 3: Cross multiply
    49,331.26x = 68,075.34 × 28,106.43
  4. Step 4: Simplify right side
    49,331.26x = 1,913,354,417.75
  5. Step 5: Solve for x
    x = 1,913,354,417.75/49,331.26
  6. Step 6: Final answer
    x = 38,785.84

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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.