Home / 42,814.53-64,205.87-14,726.70

Finding the Fourth Proportional to 42,814.53, 64,205.87 and 14,726.70

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Solution

The fourth proportional to 42,814.53, 64,205.87 and 14,726.70 is: 22,084.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,814.53 : 64,205.87 = 14,726.70 : x
  2. Step 2: Convert to fraction form
    42,814.53/64,205.87 = 14,726.70/x
  3. Step 3: Cross multiply
    42,814.53x = 64,205.87 × 14,726.70
  4. Step 4: Simplify right side
    42,814.53x = 945,540,512.10
  5. Step 5: Solve for x
    x = 945,540,512.10/42,814.53
  6. Step 6: Final answer
    x = 22,084.57

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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.