Home / 42,153.87-63,224.43-15,852.48

Finding the Fourth Proportional to 42,153.87, 63,224.43 and 15,852.48

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Solution

The fourth proportional to 42,153.87, 63,224.43 and 15,852.48 is: 23,776.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,153.87 : 63,224.43 = 15,852.48 : x
  2. Step 2: Convert to fraction form
    42,153.87/63,224.43 = 15,852.48/x
  3. Step 3: Cross multiply
    42,153.87x = 63,224.43 × 15,852.48
  4. Step 4: Simplify right side
    42,153.87x = 1,002,264,012.09
  5. Step 5: Solve for x
    x = 1,002,264,012.09/42,153.87
  6. Step 6: Final answer
    x = 23,776.32

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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.