Home / 13,259.19-19,888.83-4,500.30

Finding the Fourth Proportional to 13,259.19, 19,888.83 and 4,500.30

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Solution

The fourth proportional to 13,259.19, 19,888.83 and 4,500.30 is: 6,750.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,259.19 : 19,888.83 = 4,500.30 : x
  2. Step 2: Convert to fraction form
    13,259.19/19,888.83 = 4,500.30/x
  3. Step 3: Cross multiply
    13,259.19x = 19,888.83 × 4,500.30
  4. Step 4: Simplify right side
    13,259.19x = 89,505,701.65
  5. Step 5: Solve for x
    x = 89,505,701.65/13,259.19
  6. Step 6: Final answer
    x = 6,750.47

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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.