Home / 35,116.35-52,674.53-12,930.45

Finding the Fourth Proportional to 35,116.35, 52,674.53 and 12,930.45

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Solution

The fourth proportional to 35,116.35, 52,674.53 and 12,930.45 is: 19,395.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,116.35 : 52,674.53 = 12,930.45 : x
  2. Step 2: Convert to fraction form
    35,116.35/52,674.53 = 12,930.45/x
  3. Step 3: Cross multiply
    35,116.35x = 52,674.53 × 12,930.45
  4. Step 4: Simplify right side
    35,116.35x = 681,105,311.79
  5. Step 5: Solve for x
    x = 681,105,311.79/35,116.35
  6. Step 6: Final answer
    x = 19,395.68

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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.