Home / 15,969.49-23,958.86-6,607.78

Finding the Fourth Proportional to 15,969.49, 23,958.86 and 6,607.78

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Solution

The fourth proportional to 15,969.49, 23,958.86 and 6,607.78 is: 9,913.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,969.49 : 23,958.86 = 6,607.78 : x
  2. Step 2: Convert to fraction form
    15,969.49/23,958.86 = 6,607.78/x
  3. Step 3: Cross multiply
    15,969.49x = 23,958.86 × 6,607.78
  4. Step 4: Simplify right side
    15,969.49x = 158,314,782.99
  5. Step 5: Solve for x
    x = 158,314,782.99/15,969.49
  6. Step 6: Final answer
    x = 9,913.58

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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.