Home / 42,644.42-63,939.25-17,701.68

Finding the Fourth Proportional to 42,644.42, 63,939.25 and 17,701.68

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Solution

The fourth proportional to 42,644.42, 63,939.25 and 17,701.68 is: 26,541.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,644.42 : 63,939.25 = 17,701.68 : x
  2. Step 2: Convert to fraction form
    42,644.42/63,939.25 = 17,701.68/x
  3. Step 3: Cross multiply
    42,644.42x = 63,939.25 × 17,701.68
  4. Step 4: Simplify right side
    42,644.42x = 1,131,832,165.07
  5. Step 5: Solve for x
    x = 1,131,832,165.07/42,644.42
  6. Step 6: Final answer
    x = 26,541.16

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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.