Home / 42,851.13-64,234.96-17,898.31

Finding the Fourth Proportional to 42,851.13, 64,234.96 and 17,898.31

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Solution

The fourth proportional to 42,851.13, 64,234.96 and 17,898.31 is: 26,830.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,851.13 : 64,234.96 = 17,898.31 : x
  2. Step 2: Convert to fraction form
    42,851.13/64,234.96 = 17,898.31/x
  3. Step 3: Cross multiply
    42,851.13x = 64,234.96 × 17,898.31
  4. Step 4: Simplify right side
    42,851.13x = 1,149,697,226.92
  5. Step 5: Solve for x
    x = 1,149,697,226.92/42,851.13
  6. Step 6: Final answer
    x = 26,830.03

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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.