Home / 32,146.11-48,226.82-13,415.72

Finding the Fourth Proportional to 32,146.11, 48,226.82 and 13,415.72

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Solution

The fourth proportional to 32,146.11, 48,226.82 and 13,415.72 is: 20,126.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,146.11 : 48,226.82 = 13,415.72 : x
  2. Step 2: Convert to fraction form
    32,146.11/48,226.82 = 13,415.72/x
  3. Step 3: Cross multiply
    32,146.11x = 48,226.82 × 13,415.72
  4. Step 4: Simplify right side
    32,146.11x = 646,997,205.40
  5. Step 5: Solve for x
    x = 646,997,205.40/32,146.11
  6. Step 6: Final answer
    x = 20,126.77

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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.