Home / 13,439.97-20,153.01-6,038.10

Finding the Fourth Proportional to 13,439.97, 20,153.01 and 6,038.10

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Solution

The fourth proportional to 13,439.97, 20,153.01 and 6,038.10 is: 9,054.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,439.97 : 20,153.01 = 6,038.10 : x
  2. Step 2: Convert to fraction form
    13,439.97/20,153.01 = 6,038.10/x
  3. Step 3: Cross multiply
    13,439.97x = 20,153.01 × 6,038.10
  4. Step 4: Simplify right side
    13,439.97x = 121,685,889.68
  5. Step 5: Solve for x
    x = 121,685,889.68/13,439.97
  6. Step 6: Final answer
    x = 9,054.03

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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.