Home / 35,313.81-52,969.08-11,940.45

Finding the Fourth Proportional to 35,313.81, 52,969.08 and 11,940.45

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Solution

The fourth proportional to 35,313.81, 52,969.08 and 11,940.45 is: 17,910.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,313.81 : 52,969.08 = 11,940.45 : x
  2. Step 2: Convert to fraction form
    35,313.81/52,969.08 = 11,940.45/x
  3. Step 3: Cross multiply
    35,313.81x = 52,969.08 × 11,940.45
  4. Step 4: Simplify right side
    35,313.81x = 632,474,651.29
  5. Step 5: Solve for x
    x = 632,474,651.29/35,313.81
  6. Step 6: Final answer
    x = 17,910.12

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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.