Home / 35,892.05-49,528.08-20,785.68

Finding the Fourth Proportional to 35,892.05, 49,528.08 and 20,785.68

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Solution

The fourth proportional to 35,892.05, 49,528.08 and 20,785.68 is: 28,682.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,892.05 : 49,528.08 = 20,785.68 : x
  2. Step 2: Convert to fraction form
    35,892.05/49,528.08 = 20,785.68/x
  3. Step 3: Cross multiply
    35,892.05x = 49,528.08 × 20,785.68
  4. Step 4: Simplify right side
    35,892.05x = 1,029,474,821.89
  5. Step 5: Solve for x
    x = 1,029,474,821.89/35,892.05
  6. Step 6: Final answer
    x = 28,682.53

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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.