Home / 51,714.16-71,398.20-35,792.80

Finding the Fourth Proportional to 51,714.16, 71,398.20 and 35,792.80

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Solution

The fourth proportional to 51,714.16, 71,398.20 and 35,792.80 is: 49,416.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,714.16 : 71,398.20 = 35,792.80 : x
  2. Step 2: Convert to fraction form
    51,714.16/71,398.20 = 35,792.80/x
  3. Step 3: Cross multiply
    51,714.16x = 71,398.20 × 35,792.80
  4. Step 4: Simplify right side
    51,714.16x = 2,555,541,492.96
  5. Step 5: Solve for x
    x = 2,555,541,492.96/51,714.16
  6. Step 6: Final answer
    x = 49,416.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.