Home / 30,738.08-42,424.08-24,102.56

Finding the Fourth Proportional to 30,738.08, 42,424.08 and 24,102.56

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Solution

The fourth proportional to 30,738.08, 42,424.08 and 24,102.56 is: 33,265.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,738.08 : 42,424.08 = 24,102.56 : x
  2. Step 2: Convert to fraction form
    30,738.08/42,424.08 = 24,102.56/x
  3. Step 3: Cross multiply
    30,738.08x = 42,424.08 × 24,102.56
  4. Step 4: Simplify right side
    30,738.08x = 1,022,528,933.64
  5. Step 5: Solve for x
    x = 1,022,528,933.64/30,738.08
  6. Step 6: Final answer
    x = 33,265.87

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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.