Home / 31,680.18-43,720.01-17,533.02

Finding the Fourth Proportional to 31,680.18, 43,720.01 and 17,533.02

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Solution

The fourth proportional to 31,680.18, 43,720.01 and 17,533.02 is: 24,196.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,680.18 : 43,720.01 = 17,533.02 : x
  2. Step 2: Convert to fraction form
    31,680.18/43,720.01 = 17,533.02/x
  3. Step 3: Cross multiply
    31,680.18x = 43,720.01 × 17,533.02
  4. Step 4: Simplify right side
    31,680.18x = 766,543,722.07
  5. Step 5: Solve for x
    x = 766,543,722.07/31,680.18
  6. Step 6: Final answer
    x = 24,196.32

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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.