Home / 55,994.09-77,271.84-30,843.59

Finding the Fourth Proportional to 55,994.09, 77,271.84 and 30,843.59

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Solution

The fourth proportional to 55,994.09, 77,271.84 and 30,843.59 is: 42,564.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,994.09 : 77,271.84 = 30,843.59 : x
  2. Step 2: Convert to fraction form
    55,994.09/77,271.84 = 30,843.59/x
  3. Step 3: Cross multiply
    55,994.09x = 77,271.84 × 30,843.59
  4. Step 4: Simplify right side
    55,994.09x = 2,383,340,565.15
  5. Step 5: Solve for x
    x = 2,383,340,565.15/55,994.09
  6. Step 6: Final answer
    x = 42,564.15

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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.