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Finding the Fourth Proportional to 35,444.78, 48,913.80 and 19,529.09

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Solution

The fourth proportional to 35,444.78, 48,913.80 and 19,529.09 is: 26,950.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,444.78 : 48,913.80 = 19,529.09 : x
  2. Step 2: Convert to fraction form
    35,444.78/48,913.80 = 19,529.09/x
  3. Step 3: Cross multiply
    35,444.78x = 48,913.80 × 19,529.09
  4. Step 4: Simplify right side
    35,444.78x = 955,241,868.07
  5. Step 5: Solve for x
    x = 955,241,868.07/35,444.78
  6. Step 6: Final answer
    x = 26,950.14

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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.