Home / 19,588.32-29,383.92-7,103.52

Finding the Fourth Proportional to 19,588.32, 29,383.92 and 7,103.52

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Solution

The fourth proportional to 19,588.32, 29,383.92 and 7,103.52 is: 10,655.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,588.32 : 29,383.92 = 7,103.52 : x
  2. Step 2: Convert to fraction form
    19,588.32/29,383.92 = 7,103.52/x
  3. Step 3: Cross multiply
    19,588.32x = 29,383.92 × 7,103.52
  4. Step 4: Simplify right side
    19,588.32x = 208,729,263.40
  5. Step 5: Solve for x
    x = 208,729,263.40/19,588.32
  6. Step 6: Final answer
    x = 10,655.80

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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.