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Finding the Fourth Proportional to 35,852.42, 49,474.40 and 19,719.40

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Solution

The fourth proportional to 35,852.42, 49,474.40 and 19,719.40 is: 27,211.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,852.42 : 49,474.40 = 19,719.40 : x
  2. Step 2: Convert to fraction form
    35,852.42/49,474.40 = 19,719.40/x
  3. Step 3: Cross multiply
    35,852.42x = 49,474.40 × 19,719.40
  4. Step 4: Simplify right side
    35,852.42x = 975,605,483.36
  5. Step 5: Solve for x
    x = 975,605,483.36/35,852.42
  6. Step 6: Final answer
    x = 27,211.71

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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.