Home / 45,215.60-67,865.44-23,045.62

Finding the Fourth Proportional to 45,215.60, 67,865.44 and 23,045.62

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Solution

The fourth proportional to 45,215.60, 67,865.44 and 23,045.62 is: 34,589.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,215.60 : 67,865.44 = 23,045.62 : x
  2. Step 2: Convert to fraction form
    45,215.60/67,865.44 = 23,045.62/x
  3. Step 3: Cross multiply
    45,215.60x = 67,865.44 × 23,045.62
  4. Step 4: Simplify right side
    45,215.60x = 1,564,001,141.37
  5. Step 5: Solve for x
    x = 1,564,001,141.37/45,215.60
  6. Step 6: Final answer
    x = 34,589.86

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1.5x scale

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.