Home / 13,285.77-19,904.35-6,271.58

Finding the Fourth Proportional to 13,285.77, 19,904.35 and 6,271.58

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Solution

The fourth proportional to 13,285.77, 19,904.35 and 6,271.58 is: 9,395.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,285.77 : 19,904.35 = 6,271.58 : x
  2. Step 2: Convert to fraction form
    13,285.77/19,904.35 = 6,271.58/x
  3. Step 3: Cross multiply
    13,285.77x = 19,904.35 × 6,271.58
  4. Step 4: Simplify right side
    13,285.77x = 124,831,723.37
  5. Step 5: Solve for x
    x = 124,831,723.37/13,285.77
  6. Step 6: Final answer
    x = 9,395.90

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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.