Home / 42,058.94-63,087.80-12,496.77

Finding the Fourth Proportional to 42,058.94, 63,087.80 and 12,496.77

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Solution

The fourth proportional to 42,058.94, 63,087.80 and 12,496.77 is: 18,744.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,058.94 : 63,087.80 = 12,496.77 : x
  2. Step 2: Convert to fraction form
    42,058.94/63,087.80 = 12,496.77/x
  3. Step 3: Cross multiply
    42,058.94x = 63,087.80 × 12,496.77
  4. Step 4: Simplify right side
    42,058.94x = 788,393,663.92
  5. Step 5: Solve for x
    x = 788,393,663.92/42,058.94
  6. Step 6: Final answer
    x = 18,744.97

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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.