Home / 42,536.54-63,814.04-12,953.61

Finding the Fourth Proportional to 42,536.54, 63,814.04 and 12,953.61

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Solution

The fourth proportional to 42,536.54, 63,814.04 and 12,953.61 is: 19,433.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,536.54 : 63,814.04 = 12,953.61 : x
  2. Step 2: Convert to fraction form
    42,536.54/63,814.04 = 12,953.61/x
  3. Step 3: Cross multiply
    42,536.54x = 63,814.04 × 12,953.61
  4. Step 4: Simplify right side
    42,536.54x = 826,622,219.07
  5. Step 5: Solve for x
    x = 826,622,219.07/42,536.54
  6. Step 6: Final answer
    x = 19,433.23

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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.