Home / 15,603.20-23,406.77-6,114.32

Finding the Fourth Proportional to 15,603.20, 23,406.77 and 6,114.32

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Solution

The fourth proportional to 15,603.20, 23,406.77 and 6,114.32 is: 9,172.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,603.20 : 23,406.77 = 6,114.32 : x
  2. Step 2: Convert to fraction form
    15,603.20/23,406.77 = 6,114.32/x
  3. Step 3: Cross multiply
    15,603.20x = 23,406.77 × 6,114.32
  4. Step 4: Simplify right side
    15,603.20x = 143,116,380.20
  5. Step 5: Solve for x
    x = 143,116,380.20/15,603.20
  6. Step 6: Final answer
    x = 9,172.25

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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.