Home / 42,473.85-63,718.80-14,012.43

Finding the Fourth Proportional to 42,473.85, 63,718.80 and 14,012.43

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Solution

The fourth proportional to 42,473.85, 63,718.80 and 14,012.43 is: 21,021.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,473.85 : 63,718.80 = 14,012.43 : x
  2. Step 2: Convert to fraction form
    42,473.85/63,718.80 = 14,012.43/x
  3. Step 3: Cross multiply
    42,473.85x = 63,718.80 × 14,012.43
  4. Step 4: Simplify right side
    42,473.85x = 892,855,224.68
  5. Step 5: Solve for x
    x = 892,855,224.68/42,473.85
  6. Step 6: Final answer
    x = 21,021.29

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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.