Home / 30,435.46-45,651.60-10,714.15

Finding the Fourth Proportional to 30,435.46, 45,651.60 and 10,714.15

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Solution

The fourth proportional to 30,435.46, 45,651.60 and 10,714.15 is: 16,070.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,435.46 : 45,651.60 = 10,714.15 : x
  2. Step 2: Convert to fraction form
    30,435.46/45,651.60 = 10,714.15/x
  3. Step 3: Cross multiply
    30,435.46x = 45,651.60 × 10,714.15
  4. Step 4: Simplify right side
    30,435.46x = 489,118,090.14
  5. Step 5: Solve for x
    x = 489,118,090.14/30,435.46
  6. Step 6: Final answer
    x = 16,070.67

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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.