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Finding the Fourth Proportional to 35,463.42, 48,938.86 and 19,330.89

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Solution

The fourth proportional to 35,463.42, 48,938.86 and 19,330.89 is: 26,676.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,463.42 : 48,938.86 = 19,330.89 : x
  2. Step 2: Convert to fraction form
    35,463.42/48,938.86 = 19,330.89/x
  3. Step 3: Cross multiply
    35,463.42x = 48,938.86 × 19,330.89
  4. Step 4: Simplify right side
    35,463.42x = 946,031,719.39
  5. Step 5: Solve for x
    x = 946,031,719.39/35,463.42
  6. Step 6: Final answer
    x = 26,676.27

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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.