Home / 38,503.12-57,777.72-35,369.68

Finding the Fourth Proportional to 38,503.12, 57,777.72 and 35,369.68

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Solution

The fourth proportional to 38,503.12, 57,777.72 and 35,369.68 is: 53,075.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,503.12 : 57,777.72 = 35,369.68 : x
  2. Step 2: Convert to fraction form
    38,503.12/57,777.72 = 35,369.68/x
  3. Step 3: Cross multiply
    38,503.12x = 57,777.72 × 35,369.68
  4. Step 4: Simplify right side
    38,503.12x = 2,043,579,467.53
  5. Step 5: Solve for x
    x = 2,043,579,467.53/38,503.12
  6. Step 6: Final answer
    x = 53,075.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.