Home / 30,393.09-45,609.57-10,671.14

Finding the Fourth Proportional to 30,393.09, 45,609.57 and 10,671.14

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Solution

The fourth proportional to 30,393.09, 45,609.57 and 10,671.14 is: 16,013.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,393.09 : 45,609.57 = 10,671.14 : x
  2. Step 2: Convert to fraction form
    30,393.09/45,609.57 = 10,671.14/x
  3. Step 3: Cross multiply
    30,393.09x = 45,609.57 × 10,671.14
  4. Step 4: Simplify right side
    30,393.09x = 486,706,106.81
  5. Step 5: Solve for x
    x = 486,706,106.81/30,393.09
  6. Step 6: Final answer
    x = 16,013.71

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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.