Home / 42,536.42-63,808.24-12,954.50

Finding the Fourth Proportional to 42,536.42, 63,808.24 and 12,954.50

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Solution

The fourth proportional to 42,536.42, 63,808.24 and 12,954.50 is: 19,432.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,536.42 : 63,808.24 = 12,954.50 : x
  2. Step 2: Convert to fraction form
    42,536.42/63,808.24 = 12,954.50/x
  3. Step 3: Cross multiply
    42,536.42x = 63,808.24 × 12,954.50
  4. Step 4: Simplify right side
    42,536.42x = 826,603,845.08
  5. Step 5: Solve for x
    x = 826,603,845.08/42,536.42
  6. Step 6: Final answer
    x = 19,432.85

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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.