Home / 45,064.40-67,606.92-21,710.48

Finding the Fourth Proportional to 45,064.40, 67,606.92 and 21,710.48

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Solution

The fourth proportional to 45,064.40, 67,606.92 and 21,710.48 is: 32,570.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,064.40 : 67,606.92 = 21,710.48 : x
  2. Step 2: Convert to fraction form
    45,064.40/67,606.92 = 21,710.48/x
  3. Step 3: Cross multiply
    45,064.40x = 67,606.92 × 21,710.48
  4. Step 4: Simplify right side
    45,064.40x = 1,467,778,684.52
  5. Step 5: Solve for x
    x = 1,467,778,684.52/45,064.40
  6. Step 6: Final answer
    x = 32,570.69

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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.