Home / 42,156.16-58,187.64-27,826.44

Finding the Fourth Proportional to 42,156.16, 58,187.64 and 27,826.44

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Solution

The fourth proportional to 42,156.16, 58,187.64 and 27,826.44 is: 38,408.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,156.16 : 58,187.64 = 27,826.44 : x
  2. Step 2: Convert to fraction form
    42,156.16/58,187.64 = 27,826.44/x
  3. Step 3: Cross multiply
    42,156.16x = 58,187.64 × 27,826.44
  4. Step 4: Simplify right side
    42,156.16x = 1,619,154,873.20
  5. Step 5: Solve for x
    x = 1,619,154,873.20/42,156.16
  6. Step 6: Final answer
    x = 38,408.50

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.