Home / 55,998.68-77,274.51-30,848.18

Finding the Fourth Proportional to 55,998.68, 77,274.51 and 30,848.18

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Solution

The fourth proportional to 55,998.68, 77,274.51 and 30,848.18 is: 42,568.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,998.68 : 77,274.51 = 30,848.18 : x
  2. Step 2: Convert to fraction form
    55,998.68/77,274.51 = 30,848.18/x
  3. Step 3: Cross multiply
    55,998.68x = 77,274.51 × 30,848.18
  4. Step 4: Simplify right side
    55,998.68x = 2,383,777,993.89
  5. Step 5: Solve for x
    x = 2,383,777,993.89/55,998.68
  6. Step 6: Final answer
    x = 42,568.47

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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.