Home / 55,035.45-75,925.35-33,240.78

Finding the Fourth Proportional to 55,035.45, 75,925.35 and 33,240.78

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Solution

The fourth proportional to 55,035.45, 75,925.35 and 33,240.78 is: 45,858.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,035.45 : 75,925.35 = 33,240.78 : x
  2. Step 2: Convert to fraction form
    55,035.45/75,925.35 = 33,240.78/x
  3. Step 3: Cross multiply
    55,035.45x = 75,925.35 × 33,240.78
  4. Step 4: Simplify right side
    55,035.45x = 2,523,817,855.77
  5. Step 5: Solve for x
    x = 2,523,817,855.77/55,035.45
  6. Step 6: Final answer
    x = 45,858.04

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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.