Home / 30,677.36-46,016.01-9,900.86

Finding the Fourth Proportional to 30,677.36, 46,016.01 and 9,900.86

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Solution

The fourth proportional to 30,677.36, 46,016.01 and 9,900.86 is: 14,851.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,677.36 : 46,016.01 = 9,900.86 : x
  2. Step 2: Convert to fraction form
    30,677.36/46,016.01 = 9,900.86/x
  3. Step 3: Cross multiply
    30,677.36x = 46,016.01 × 9,900.86
  4. Step 4: Simplify right side
    30,677.36x = 455,597,842.69
  5. Step 5: Solve for x
    x = 455,597,842.69/30,677.36
  6. Step 6: Final answer
    x = 14,851.28

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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.