Home / 31,328.37-43,234.29-17,182.26

Finding the Fourth Proportional to 31,328.37, 43,234.29 and 17,182.26

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Solution

The fourth proportional to 31,328.37, 43,234.29 and 17,182.26 is: 23,712.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,328.37 : 43,234.29 = 17,182.26 : x
  2. Step 2: Convert to fraction form
    31,328.37/43,234.29 = 17,182.26/x
  3. Step 3: Cross multiply
    31,328.37x = 43,234.29 × 17,182.26
  4. Step 4: Simplify right side
    31,328.37x = 742,862,811.70
  5. Step 5: Solve for x
    x = 742,862,811.70/31,328.37
  6. Step 6: Final answer
    x = 23,712.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.