Home / 13,285.27-19,903.60-6,271.08

Finding the Fourth Proportional to 13,285.27, 19,903.60 and 6,271.08

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Solution

The fourth proportional to 13,285.27, 19,903.60 and 6,271.08 is: 9,395.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,285.27 : 19,903.60 = 6,271.08 : x
  2. Step 2: Convert to fraction form
    13,285.27/19,903.60 = 6,271.08/x
  3. Step 3: Cross multiply
    13,285.27x = 19,903.60 × 6,271.08
  4. Step 4: Simplify right side
    13,285.27x = 124,817,067.89
  5. Step 5: Solve for x
    x = 124,817,067.89/13,285.27
  6. Step 6: Final answer
    x = 9,395.15

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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.