Home / 35,015.20-52,561.20-19,424.80

Finding the Fourth Proportional to 35,015.20, 52,561.20 and 19,424.80

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Solution

The fourth proportional to 35,015.20, 52,561.20 and 19,424.80 is: 29,158.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,015.20 : 52,561.20 = 19,424.80 : x
  2. Step 2: Convert to fraction form
    35,015.20/52,561.20 = 19,424.80/x
  3. Step 3: Cross multiply
    35,015.20x = 52,561.20 × 19,424.80
  4. Step 4: Simplify right side
    35,015.20x = 1,020,990,797.76
  5. Step 5: Solve for x
    x = 1,020,990,797.76/35,015.20
  6. Step 6: Final answer
    x = 29,158.50

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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.