Home / 42,538.30-63,760.44-17,564.58

Finding the Fourth Proportional to 42,538.30, 63,760.44 and 17,564.58

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Solution

The fourth proportional to 42,538.30, 63,760.44 and 17,564.58 is: 26,327.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,538.30 : 63,760.44 = 17,564.58 : x
  2. Step 2: Convert to fraction form
    42,538.30/63,760.44 = 17,564.58/x
  3. Step 3: Cross multiply
    42,538.30x = 63,760.44 × 17,564.58
  4. Step 4: Simplify right side
    42,538.30x = 1,119,925,349.22
  5. Step 5: Solve for x
    x = 1,119,925,349.22/42,538.30
  6. Step 6: Final answer
    x = 26,327.46

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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.