Home / 13,038.06-19,559.88-5,246.88

Finding the Fourth Proportional to 13,038.06, 19,559.88 and 5,246.88

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Solution

The fourth proportional to 13,038.06, 19,559.88 and 5,246.88 is: 7,871.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,038.06 : 19,559.88 = 5,246.88 : x
  2. Step 2: Convert to fraction form
    13,038.06/19,559.88 = 5,246.88/x
  3. Step 3: Cross multiply
    13,038.06x = 19,559.88 × 5,246.88
  4. Step 4: Simplify right side
    13,038.06x = 102,628,269.82
  5. Step 5: Solve for x
    x = 102,628,269.82/13,038.06
  6. Step 6: Final answer
    x = 7,871.43

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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.