Home / 30,677.10-45,986.48-19,552.56

Finding the Fourth Proportional to 30,677.10, 45,986.48 and 19,552.56

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Solution

The fourth proportional to 30,677.10, 45,986.48 and 19,552.56 is: 29,310.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,677.10 : 45,986.48 = 19,552.56 : x
  2. Step 2: Convert to fraction form
    30,677.10/45,986.48 = 19,552.56/x
  3. Step 3: Cross multiply
    30,677.10x = 45,986.48 × 19,552.56
  4. Step 4: Simplify right side
    30,677.10x = 899,153,409.39
  5. Step 5: Solve for x
    x = 899,153,409.39/30,677.10
  6. Step 6: Final answer
    x = 29,310.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.