Home / 55,393.49-76,442.61-30,242.99

Finding the Fourth Proportional to 55,393.49, 76,442.61 and 30,242.99

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Solution

The fourth proportional to 55,393.49, 76,442.61 and 30,242.99 is: 41,735.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,393.49 : 76,442.61 = 30,242.99 : x
  2. Step 2: Convert to fraction form
    55,393.49/76,442.61 = 30,242.99/x
  3. Step 3: Cross multiply
    55,393.49x = 76,442.61 × 30,242.99
  4. Step 4: Simplify right side
    55,393.49x = 2,311,852,707.59
  5. Step 5: Solve for x
    x = 2,311,852,707.59/55,393.49
  6. Step 6: Final answer
    x = 41,735.10

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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.