Home / 43,258.91-64,897.01-18,298.85

Finding the Fourth Proportional to 43,258.91, 64,897.01 and 18,298.85

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Solution

The fourth proportional to 43,258.91, 64,897.01 and 18,298.85 is: 27,451.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,258.91 : 64,897.01 = 18,298.85 : x
  2. Step 2: Convert to fraction form
    43,258.91/64,897.01 = 18,298.85/x
  3. Step 3: Cross multiply
    43,258.91x = 64,897.01 × 18,298.85
  4. Step 4: Simplify right side
    43,258.91x = 1,187,540,235.46
  5. Step 5: Solve for x
    x = 1,187,540,235.46/43,258.91
  6. Step 6: Final answer
    x = 27,451.93

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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.