Home / 55,211.36-76,193.04-30,062.24

Finding the Fourth Proportional to 55,211.36, 76,193.04 and 30,062.24

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Solution

The fourth proportional to 55,211.36, 76,193.04 and 30,062.24 is: 41,486.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,211.36 : 76,193.04 = 30,062.24 : x
  2. Step 2: Convert to fraction form
    55,211.36/76,193.04 = 30,062.24/x
  3. Step 3: Cross multiply
    55,211.36x = 76,193.04 × 30,062.24
  4. Step 4: Simplify right side
    55,211.36x = 2,290,533,454.81
  5. Step 5: Solve for x
    x = 2,290,533,454.81/55,211.36
  6. Step 6: Final answer
    x = 41,486.63

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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.