Home / 28,814.43-39,762.39-16,068.93

Finding the Fourth Proportional to 28,814.43, 39,762.39 and 16,068.93

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Solution

The fourth proportional to 28,814.43, 39,762.39 and 16,068.93 is: 22,174.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,814.43 : 39,762.39 = 16,068.93 : x
  2. Step 2: Convert to fraction form
    28,814.43/39,762.39 = 16,068.93/x
  3. Step 3: Cross multiply
    28,814.43x = 39,762.39 × 16,068.93
  4. Step 4: Simplify right side
    28,814.43x = 638,939,196.36
  5. Step 5: Solve for x
    x = 638,939,196.36/28,814.43
  6. Step 6: Final answer
    x = 22,174.28

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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.