Home / 42,053.72-63,080.58-14,351

Finding the Fourth Proportional to 42,053.72, 63,080.58 and 14,351

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Solution

The fourth proportional to 42,053.72, 63,080.58 and 14,351 is: 21,526.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,053.72 : 63,080.58 = 14,351 : x
  2. Step 2: Convert to fraction form
    42,053.72/63,080.58 = 14,351/x
  3. Step 3: Cross multiply
    42,053.72x = 63,080.58 × 14,351
  4. Step 4: Simplify right side
    42,053.72x = 905,269,403.58
  5. Step 5: Solve for x
    x = 905,269,403.58/42,053.72
  6. Step 6: Final answer
    x = 21,526.50

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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.