Home / 26,852.80-40,279.20-7,133.35

Finding the Fourth Proportional to 26,852.80, 40,279.20 and 7,133.35

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Solution

The fourth proportional to 26,852.80, 40,279.20 and 7,133.35 is: 10,700.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,852.80 : 40,279.20 = 7,133.35 : x
  2. Step 2: Convert to fraction form
    26,852.80/40,279.20 = 7,133.35/x
  3. Step 3: Cross multiply
    26,852.80x = 40,279.20 × 7,133.35
  4. Step 4: Simplify right side
    26,852.80x = 287,325,631.32
  5. Step 5: Solve for x
    x = 287,325,631.32/26,852.80
  6. Step 6: Final answer
    x = 10,700.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.