Home / 14,435.04-21,648.48-5,548.32

Finding the Fourth Proportional to 14,435.04, 21,648.48 and 5,548.32

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Solution

The fourth proportional to 14,435.04, 21,648.48 and 5,548.32 is: 8,320.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,435.04 : 21,648.48 = 5,548.32 : x
  2. Step 2: Convert to fraction form
    14,435.04/21,648.48 = 5,548.32/x
  3. Step 3: Cross multiply
    14,435.04x = 21,648.48 × 5,548.32
  4. Step 4: Simplify right side
    14,435.04x = 120,112,694.55
  5. Step 5: Solve for x
    x = 120,112,694.55/14,435.04
  6. Step 6: Final answer
    x = 8,320.91

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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.