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Finding the Fourth Proportional to 35,656.62, 49,207.95 and 19,742.82

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Solution

The fourth proportional to 35,656.62, 49,207.95 and 19,742.82 is: 27,246.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,656.62 : 49,207.95 = 19,742.82 : x
  2. Step 2: Convert to fraction form
    35,656.62/49,207.95 = 19,742.82/x
  3. Step 3: Cross multiply
    35,656.62x = 49,207.95 × 19,742.82
  4. Step 4: Simplify right side
    35,656.62x = 971,503,699.42
  5. Step 5: Solve for x
    x = 971,503,699.42/35,656.62
  6. Step 6: Final answer
    x = 27,246.10

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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.