Home / 12,432.48-17,145.03-9,595.30

Finding the Fourth Proportional to 12,432.48, 17,145.03 and 9,595.30

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Solution

The fourth proportional to 12,432.48, 17,145.03 and 9,595.30 is: 13,232.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,432.48 : 17,145.03 = 9,595.30 : x
  2. Step 2: Convert to fraction form
    12,432.48/17,145.03 = 9,595.30/x
  3. Step 3: Cross multiply
    12,432.48x = 17,145.03 × 9,595.30
  4. Step 4: Simplify right side
    12,432.48x = 164,511,706.36
  5. Step 5: Solve for x
    x = 164,511,706.36/12,432.48
  6. Step 6: Final answer
    x = 13,232.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.