Home / 28,053.88-42,058.56-14,006.68

Finding the Fourth Proportional to 28,053.88, 42,058.56 and 14,006.68

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Solution

The fourth proportional to 28,053.88, 42,058.56 and 14,006.68 is: 20,998.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,053.88 : 42,058.56 = 14,006.68 : x
  2. Step 2: Convert to fraction form
    28,053.88/42,058.56 = 14,006.68/x
  3. Step 3: Cross multiply
    28,053.88x = 42,058.56 × 14,006.68
  4. Step 4: Simplify right side
    28,053.88x = 589,100,791.18
  5. Step 5: Solve for x
    x = 589,100,791.18/28,053.88
  6. Step 6: Final answer
    x = 20,998.91

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1.5x scale

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.