Home / 55,166.24-76,127.16-30,015.76

Finding the Fourth Proportional to 55,166.24, 76,127.16 and 30,015.76

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Solution

The fourth proportional to 55,166.24, 76,127.16 and 30,015.76 is: 41,420.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,166.24 : 76,127.16 = 30,015.76 : x
  2. Step 2: Convert to fraction form
    55,166.24/76,127.16 = 30,015.76/x
  3. Step 3: Cross multiply
    55,166.24x = 76,127.16 × 30,015.76
  4. Step 4: Simplify right side
    55,166.24x = 2,285,014,564.04
  5. Step 5: Solve for x
    x = 2,285,014,564.04/55,166.24
  6. Step 6: Final answer
    x = 41,420.52

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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.