Home / 35,026.68-48,330.20-20,880.84

Finding the Fourth Proportional to 35,026.68, 48,330.20 and 20,880.84

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Solution

The fourth proportional to 35,026.68, 48,330.20 and 20,880.84 is: 28,811.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,026.68 : 48,330.20 = 20,880.84 : x
  2. Step 2: Convert to fraction form
    35,026.68/48,330.20 = 20,880.84/x
  3. Step 3: Cross multiply
    35,026.68x = 48,330.20 × 20,880.84
  4. Step 4: Simplify right side
    35,026.68x = 1,009,175,173.37
  5. Step 5: Solve for x
    x = 1,009,175,173.37/35,026.68
  6. Step 6: Final answer
    x = 28,811.61

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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.