Home / 42,045.88-63,076.59-12,058.86

Finding the Fourth Proportional to 42,045.88, 63,076.59 and 12,058.86

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Solution

The fourth proportional to 42,045.88, 63,076.59 and 12,058.86 is: 18,090.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,045.88 : 63,076.59 = 12,058.86 : x
  2. Step 2: Convert to fraction form
    42,045.88/63,076.59 = 12,058.86/x
  3. Step 3: Cross multiply
    42,045.88x = 63,076.59 × 12,058.86
  4. Step 4: Simplify right side
    42,045.88x = 760,631,768.09
  5. Step 5: Solve for x
    x = 760,631,768.09/42,045.88
  6. Step 6: Final answer
    x = 18,090.52

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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.