Home / 39,103.60-58,655.52-9,521.44

Finding the Fourth Proportional to 39,103.60, 58,655.52 and 9,521.44

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Solution

The fourth proportional to 39,103.60, 58,655.52 and 9,521.44 is: 14,282.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,103.60 : 58,655.52 = 9,521.44 : x
  2. Step 2: Convert to fraction form
    39,103.60/58,655.52 = 9,521.44/x
  3. Step 3: Cross multiply
    39,103.60x = 58,655.52 × 9,521.44
  4. Step 4: Simplify right side
    39,103.60x = 558,485,014.35
  5. Step 5: Solve for x
    x = 558,485,014.35/39,103.60
  6. Step 6: Final answer
    x = 14,282.19

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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.