Home / 30,197.15-45,299.32-14,603.57

Finding the Fourth Proportional to 30,197.15, 45,299.32 and 14,603.57

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Solution

The fourth proportional to 30,197.15, 45,299.32 and 14,603.57 is: 21,907.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,197.15 : 45,299.32 = 14,603.57 : x
  2. Step 2: Convert to fraction form
    30,197.15/45,299.32 = 14,603.57/x
  3. Step 3: Cross multiply
    30,197.15x = 45,299.32 × 14,603.57
  4. Step 4: Simplify right side
    30,197.15x = 661,531,491.06
  5. Step 5: Solve for x
    x = 661,531,491.06/30,197.15
  6. Step 6: Final answer
    x = 21,907.09

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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.