Home / 32,686.90-48,987.26-12,954.70

Finding the Fourth Proportional to 32,686.90, 48,987.26 and 12,954.70

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Solution

The fourth proportional to 32,686.90, 48,987.26 and 12,954.70 is: 19,414.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,686.90 : 48,987.26 = 12,954.70 : x
  2. Step 2: Convert to fraction form
    32,686.90/48,987.26 = 12,954.70/x
  3. Step 3: Cross multiply
    32,686.90x = 48,987.26 × 12,954.70
  4. Step 4: Simplify right side
    32,686.90x = 634,615,257.12
  5. Step 5: Solve for x
    x = 634,615,257.12/32,686.90
  6. Step 6: Final answer
    x = 19,414.97

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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.