Home / 56,254.24-84,331.68-21,195.52

Finding the Fourth Proportional to 56,254.24, 84,331.68 and 21,195.52

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Solution

The fourth proportional to 56,254.24, 84,331.68 and 21,195.52 is: 31,774.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,254.24 : 84,331.68 = 21,195.52 : x
  2. Step 2: Convert to fraction form
    56,254.24/84,331.68 = 21,195.52/x
  3. Step 3: Cross multiply
    56,254.24x = 84,331.68 × 21,195.52
  4. Step 4: Simplify right side
    56,254.24x = 1,787,453,810.07
  5. Step 5: Solve for x
    x = 1,787,453,810.07/56,254.24
  6. Step 6: Final answer
    x = 31,774.56

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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.