Home / 56,899.04-85,347.40-17,455.28

Finding the Fourth Proportional to 56,899.04, 85,347.40 and 17,455.28

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Solution

The fourth proportional to 56,899.04, 85,347.40 and 17,455.28 is: 26,182.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,899.04 : 85,347.40 = 17,455.28 : x
  2. Step 2: Convert to fraction form
    56,899.04/85,347.40 = 17,455.28/x
  3. Step 3: Cross multiply
    56,899.04x = 85,347.40 × 17,455.28
  4. Step 4: Simplify right side
    56,899.04x = 1,489,762,764.27
  5. Step 5: Solve for x
    x = 1,489,762,764.27/56,899.04
  6. Step 6: Final answer
    x = 26,182.56

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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.