Home / 20,284.35-30,400.01-14,680.89

Finding the Fourth Proportional to 20,284.35, 30,400.01 and 14,680.89

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Solution

The fourth proportional to 20,284.35, 30,400.01 and 14,680.89 is: 22,002.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,284.35 : 30,400.01 = 14,680.89 : x
  2. Step 2: Convert to fraction form
    20,284.35/30,400.01 = 14,680.89/x
  3. Step 3: Cross multiply
    20,284.35x = 30,400.01 × 14,680.89
  4. Step 4: Simplify right side
    20,284.35x = 446,299,050.81
  5. Step 5: Solve for x
    x = 446,299,050.81/20,284.35
  6. Step 6: Final answer
    x = 22,002.14

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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.