Home / 13,050.60-19,579.24-4,285.58

Finding the Fourth Proportional to 13,050.60, 19,579.24 and 4,285.58

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Solution

The fourth proportional to 13,050.60, 19,579.24 and 4,285.58 is: 6,429.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,050.60 : 19,579.24 = 4,285.58 : x
  2. Step 2: Convert to fraction form
    13,050.60/19,579.24 = 4,285.58/x
  3. Step 3: Cross multiply
    13,050.60x = 19,579.24 × 4,285.58
  4. Step 4: Simplify right side
    13,050.60x = 83,908,399.36
  5. Step 5: Solve for x
    x = 83,908,399.36/13,050.60
  6. Step 6: Final answer
    x = 6,429.47

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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.