Home / 56,673.48-85,010.40-21,127.44

Finding the Fourth Proportional to 56,673.48, 85,010.40 and 21,127.44

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Solution

The fourth proportional to 56,673.48, 85,010.40 and 21,127.44 is: 31,691.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,673.48 : 85,010.40 = 21,127.44 : x
  2. Step 2: Convert to fraction form
    56,673.48/85,010.40 = 21,127.44/x
  3. Step 3: Cross multiply
    56,673.48x = 85,010.40 × 21,127.44
  4. Step 4: Simplify right side
    56,673.48x = 1,796,052,125.38
  5. Step 5: Solve for x
    x = 1,796,052,125.38/56,673.48
  6. Step 6: Final answer
    x = 31,691.23

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1.5x scale

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.