Home / 55,763.44-76,954.76-30,612.94

Finding the Fourth Proportional to 55,763.44, 76,954.76 and 30,612.94

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Solution

The fourth proportional to 55,763.44, 76,954.76 and 30,612.94 is: 42,246.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,763.44 : 76,954.76 = 30,612.94 : x
  2. Step 2: Convert to fraction form
    55,763.44/76,954.76 = 30,612.94/x
  3. Step 3: Cross multiply
    55,763.44x = 76,954.76 × 30,612.94
  4. Step 4: Simplify right side
    55,763.44x = 2,355,811,219.94
  5. Step 5: Solve for x
    x = 2,355,811,219.94/55,763.44
  6. Step 6: Final answer
    x = 42,246.52

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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.