Home / 15,455.04-23,194.68-5,603.80

Finding the Fourth Proportional to 15,455.04, 23,194.68 and 5,603.80

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Solution

The fourth proportional to 15,455.04, 23,194.68 and 5,603.80 is: 8,410.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,455.04 : 23,194.68 = 5,603.80 : x
  2. Step 2: Convert to fraction form
    15,455.04/23,194.68 = 5,603.80/x
  3. Step 3: Cross multiply
    15,455.04x = 23,194.68 × 5,603.80
  4. Step 4: Simplify right side
    15,455.04x = 129,978,347.78
  5. Step 5: Solve for x
    x = 129,978,347.78/15,455.04
  6. Step 6: Final answer
    x = 8,410.09

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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.