Home / 55,292.64-76,303.62-30,142.14

Finding the Fourth Proportional to 55,292.64, 76,303.62 and 30,142.14

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Solution

The fourth proportional to 55,292.64, 76,303.62 and 30,142.14 is: 41,596.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,292.64 : 76,303.62 = 30,142.14 : x
  2. Step 2: Convert to fraction form
    55,292.64/76,303.62 = 30,142.14/x
  3. Step 3: Cross multiply
    55,292.64x = 76,303.62 × 30,142.14
  4. Step 4: Simplify right side
    55,292.64x = 2,299,954,396.55
  5. Step 5: Solve for x
    x = 2,299,954,396.55/55,292.64
  6. Step 6: Final answer
    x = 41,596.03

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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.