Home / 56,908.47-85,371.98-21,372.56

Finding the Fourth Proportional to 56,908.47, 85,371.98 and 21,372.56

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Solution

The fourth proportional to 56,908.47, 85,371.98 and 21,372.56 is: 32,062.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,908.47 : 85,371.98 = 21,372.56 : x
  2. Step 2: Convert to fraction form
    56,908.47/85,371.98 = 21,372.56/x
  3. Step 3: Cross multiply
    56,908.47x = 85,371.98 × 21,372.56
  4. Step 4: Simplify right side
    56,908.47x = 1,824,617,551.29
  5. Step 5: Solve for x
    x = 1,824,617,551.29/56,908.47
  6. Step 6: Final answer
    x = 32,062.32

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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.