Home / 56,389.08-84,576.26-21,324.18

Finding the Fourth Proportional to 56,389.08, 84,576.26 and 21,324.18

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Solution

The fourth proportional to 56,389.08, 84,576.26 and 21,324.18 is: 31,983.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,389.08 : 84,576.26 = 21,324.18 : x
  2. Step 2: Convert to fraction form
    56,389.08/84,576.26 = 21,324.18/x
  3. Step 3: Cross multiply
    56,389.08x = 84,576.26 × 21,324.18
  4. Step 4: Simplify right side
    56,389.08x = 1,803,519,391.97
  5. Step 5: Solve for x
    x = 1,803,519,391.97/56,389.08
  6. Step 6: Final answer
    x = 31,983.49

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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.