Home / 13,059.92-19,585.74-4,292.80

Finding the Fourth Proportional to 13,059.92, 19,585.74 and 4,292.80

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Solution

The fourth proportional to 13,059.92, 19,585.74 and 4,292.80 is: 6,437.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,059.92 : 19,585.74 = 4,292.80 : x
  2. Step 2: Convert to fraction form
    13,059.92/19,585.74 = 4,292.80/x
  3. Step 3: Cross multiply
    13,059.92x = 19,585.74 × 4,292.80
  4. Step 4: Simplify right side
    13,059.92x = 84,077,664.67
  5. Step 5: Solve for x
    x = 84,077,664.67/13,059.92
  6. Step 6: Final answer
    x = 6,437.84

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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.