Home / 17,329.65-23,938.62-13,400.34

Finding the Fourth Proportional to 17,329.65, 23,938.62 and 13,400.34

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Solution

The fourth proportional to 17,329.65, 23,938.62 and 13,400.34 is: 18,510.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,329.65 : 23,938.62 = 13,400.34 : x
  2. Step 2: Convert to fraction form
    17,329.65/23,938.62 = 13,400.34/x
  3. Step 3: Cross multiply
    17,329.65x = 23,938.62 × 13,400.34
  4. Step 4: Simplify right side
    17,329.65x = 320,785,647.13
  5. Step 5: Solve for x
    x = 320,785,647.13/17,329.65
  6. Step 6: Final answer
    x = 18,510.80

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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.