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Finding the Fourth Proportional to 35,139.08, 48,493.08 and 19,223.16

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Solution

The fourth proportional to 35,139.08, 48,493.08 and 19,223.16 is: 26,528.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,139.08 : 48,493.08 = 19,223.16 : x
  2. Step 2: Convert to fraction form
    35,139.08/48,493.08 = 19,223.16/x
  3. Step 3: Cross multiply
    35,139.08x = 48,493.08 × 19,223.16
  4. Step 4: Simplify right side
    35,139.08x = 932,190,235.73
  5. Step 5: Solve for x
    x = 932,190,235.73/35,139.08
  6. Step 6: Final answer
    x = 26,528.59

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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.