Home / 55,607.00-76,737.70-30,113.56

Finding the Fourth Proportional to 55,607.00, 76,737.70 and 30,113.56

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Solution

The fourth proportional to 55,607.00, 76,737.70 and 30,113.56 is: 41,556.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,607.00 : 76,737.70 = 30,113.56 : x
  2. Step 2: Convert to fraction form
    55,607.00/76,737.70 = 30,113.56/x
  3. Step 3: Cross multiply
    55,607.00x = 76,737.70 × 30,113.56
  4. Step 4: Simplify right side
    55,607.00x = 2,310,845,182.64
  5. Step 5: Solve for x
    x = 2,310,845,182.64/55,607.00
  6. Step 6: Final answer
    x = 41,556.74

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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.