Home / 42,769.63-64,109.97-16,097.35

Finding the Fourth Proportional to 42,769.63, 64,109.97 and 16,097.35

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Solution

The fourth proportional to 42,769.63, 64,109.97 and 16,097.35 is: 24,129.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,769.63 : 64,109.97 = 16,097.35 : x
  2. Step 2: Convert to fraction form
    42,769.63/64,109.97 = 16,097.35/x
  3. Step 3: Cross multiply
    42,769.63x = 64,109.97 × 16,097.35
  4. Step 4: Simplify right side
    42,769.63x = 1,032,000,292.41
  5. Step 5: Solve for x
    x = 1,032,000,292.41/42,769.63
  6. Step 6: Final answer
    x = 24,129.28

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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.