Home / 14,017.34-21,028.04-4,155.32

Finding the Fourth Proportional to 14,017.34, 21,028.04 and 4,155.32

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Solution

The fourth proportional to 14,017.34, 21,028.04 and 4,155.32 is: 6,233.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,017.34 : 21,028.04 = 4,155.32 : x
  2. Step 2: Convert to fraction form
    14,017.34/21,028.04 = 4,155.32/x
  3. Step 3: Cross multiply
    14,017.34x = 21,028.04 × 4,155.32
  4. Step 4: Simplify right side
    14,017.34x = 87,378,235.17
  5. Step 5: Solve for x
    x = 87,378,235.17/14,017.34
  6. Step 6: Final answer
    x = 6,233.58

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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.