Home / 18,563.04-25,610.88-10,603.68

Finding the Fourth Proportional to 18,563.04, 25,610.88 and 10,603.68

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Solution

The fourth proportional to 18,563.04, 25,610.88 and 10,603.68 is: 14,629.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,563.04 : 25,610.88 = 10,603.68 : x
  2. Step 2: Convert to fraction form
    18,563.04/25,610.88 = 10,603.68/x
  3. Step 3: Cross multiply
    18,563.04x = 25,610.88 × 10,603.68
  4. Step 4: Simplify right side
    18,563.04x = 271,569,576.04
  5. Step 5: Solve for x
    x = 271,569,576.04/18,563.04
  6. Step 6: Final answer
    x = 14,629.59

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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.