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Finding the Fourth Proportional to 35,451.61, 48,923.55 and 19,536.63

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Solution

The fourth proportional to 35,451.61, 48,923.55 and 19,536.63 is: 26,960.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,451.61 : 48,923.55 = 19,536.63 : x
  2. Step 2: Convert to fraction form
    35,451.61/48,923.55 = 19,536.63/x
  3. Step 3: Cross multiply
    35,451.61x = 48,923.55 × 19,536.63
  4. Step 4: Simplify right side
    35,451.61x = 955,801,196.95
  5. Step 5: Solve for x
    x = 955,801,196.95/35,451.61
  6. Step 6: Final answer
    x = 26,960.73

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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.