Home / 55,393.74-76,442.95-30,243.24

Finding the Fourth Proportional to 55,393.74, 76,442.95 and 30,243.24

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Solution

The fourth proportional to 55,393.74, 76,442.95 and 30,243.24 is: 41,735.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,393.74 : 76,442.95 = 30,243.24 : x
  2. Step 2: Convert to fraction form
    55,393.74/76,442.95 = 30,243.24/x
  3. Step 3: Cross multiply
    55,393.74x = 76,442.95 × 30,243.24
  4. Step 4: Simplify right side
    55,393.74x = 2,311,882,483.16
  5. Step 5: Solve for x
    x = 2,311,882,483.16/55,393.74
  6. Step 6: Final answer
    x = 41,735.45

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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.