Home / 61,026.83-91,548.91-18,910.22

Finding the Fourth Proportional to 61,026.83, 91,548.91 and 18,910.22

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Solution

The fourth proportional to 61,026.83, 91,548.91 and 18,910.22 is: 28,368.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,026.83 : 91,548.91 = 18,910.22 : x
  2. Step 2: Convert to fraction form
    61,026.83/91,548.91 = 18,910.22/x
  3. Step 3: Cross multiply
    61,026.83x = 91,548.91 × 18,910.22
  4. Step 4: Simplify right side
    61,026.83x = 1,731,210,210.46
  5. Step 5: Solve for x
    x = 1,731,210,210.46/61,026.83
  6. Step 6: Final answer
    x = 28,368.02

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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.