Home / 35,084.72-48,418.08-20,935.64

Finding the Fourth Proportional to 35,084.72, 48,418.08 and 20,935.64

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Solution

The fourth proportional to 35,084.72, 48,418.08 and 20,935.64 is: 28,891.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,084.72 : 48,418.08 = 20,935.64 : x
  2. Step 2: Convert to fraction form
    35,084.72/48,418.08 = 20,935.64/x
  3. Step 3: Cross multiply
    35,084.72x = 48,418.08 × 20,935.64
  4. Step 4: Simplify right side
    35,084.72x = 1,013,663,492.37
  5. Step 5: Solve for x
    x = 1,013,663,492.37/35,084.72
  6. Step 6: Final answer
    x = 28,891.88

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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.