Home / 42,827.05-64,244.85-14,743.38

Finding the Fourth Proportional to 42,827.05, 64,244.85 and 14,743.38

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Solution

The fourth proportional to 42,827.05, 64,244.85 and 14,743.38 is: 22,116.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,827.05 : 64,244.85 = 14,743.38 : x
  2. Step 2: Convert to fraction form
    42,827.05/64,244.85 = 14,743.38/x
  3. Step 3: Cross multiply
    42,827.05x = 64,244.85 × 14,743.38
  4. Step 4: Simplify right side
    42,827.05x = 947,186,162.88
  5. Step 5: Solve for x
    x = 947,186,162.88/42,827.05
  6. Step 6: Final answer
    x = 22,116.54

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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.