Home / 35,908.10-53,866.59-12,219.62

Finding the Fourth Proportional to 35,908.10, 53,866.59 and 12,219.62

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Solution

The fourth proportional to 35,908.10, 53,866.59 and 12,219.62 is: 18,330.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,908.10 : 53,866.59 = 12,219.62 : x
  2. Step 2: Convert to fraction form
    35,908.10/53,866.59 = 12,219.62/x
  3. Step 3: Cross multiply
    35,908.10x = 53,866.59 × 12,219.62
  4. Step 4: Simplify right side
    35,908.10x = 658,229,260.50
  5. Step 5: Solve for x
    x = 658,229,260.50/35,908.10
  6. Step 6: Final answer
    x = 18,330.94

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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.