Home / 31,532.67-43,516.98-17,385.48

Finding the Fourth Proportional to 31,532.67, 43,516.98 and 17,385.48

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Solution

The fourth proportional to 31,532.67, 43,516.98 and 17,385.48 is: 23,993.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,532.67 : 43,516.98 = 17,385.48 : x
  2. Step 2: Convert to fraction form
    31,532.67/43,516.98 = 17,385.48/x
  3. Step 3: Cross multiply
    31,532.67x = 43,516.98 × 17,385.48
  4. Step 4: Simplify right side
    31,532.67x = 756,563,585.45
  5. Step 5: Solve for x
    x = 756,563,585.45/31,532.67
  6. Step 6: Final answer
    x = 23,993.01

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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.