Home / 30,475.16-45,674.69-14,677.25

Finding the Fourth Proportional to 30,475.16, 45,674.69 and 14,677.25

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Solution

The fourth proportional to 30,475.16, 45,674.69 and 14,677.25 is: 21,997.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,475.16 : 45,674.69 = 14,677.25 : x
  2. Step 2: Convert to fraction form
    30,475.16/45,674.69 = 14,677.25/x
  3. Step 3: Cross multiply
    30,475.16x = 45,674.69 × 14,677.25
  4. Step 4: Simplify right side
    30,475.16x = 670,378,884.60
  5. Step 5: Solve for x
    x = 670,378,884.60/30,475.16
  6. Step 6: Final answer
    x = 21,997.55

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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.