Home / 31,328.14-43,232.02-17,180.06

Finding the Fourth Proportional to 31,328.14, 43,232.02 and 17,180.06

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Solution

The fourth proportional to 31,328.14, 43,232.02 and 17,180.06 is: 23,708.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,328.14 : 43,232.02 = 17,180.06 : x
  2. Step 2: Convert to fraction form
    31,328.14/43,232.02 = 17,180.06/x
  3. Step 3: Cross multiply
    31,328.14x = 43,232.02 × 17,180.06
  4. Step 4: Simplify right side
    31,328.14x = 742,728,697.52
  5. Step 5: Solve for x
    x = 742,728,697.52/31,328.14
  6. Step 6: Final answer
    x = 23,708.04

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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.