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Finding the Fourth Proportional to 35,465.81, 48,941.84 and 19,550.26

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Solution

The fourth proportional to 35,465.81, 48,941.84 and 19,550.26 is: 26,978.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,465.81 : 48,941.84 = 19,550.26 : x
  2. Step 2: Convert to fraction form
    35,465.81/48,941.84 = 19,550.26/x
  3. Step 3: Cross multiply
    35,465.81x = 48,941.84 × 19,550.26
  4. Step 4: Simplify right side
    35,465.81x = 956,825,354.42
  5. Step 5: Solve for x
    x = 956,825,354.42/35,465.81
  6. Step 6: Final answer
    x = 26,978.81

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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.