Home / 17,386.25-23,993.01-9,428.50

Finding the Fourth Proportional to 17,386.25, 23,993.01 and 9,428.50

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Solution

The fourth proportional to 17,386.25, 23,993.01 and 9,428.50 is: 13,011.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,386.25 : 23,993.01 = 9,428.50 : x
  2. Step 2: Convert to fraction form
    17,386.25/23,993.01 = 9,428.50/x
  3. Step 3: Cross multiply
    17,386.25x = 23,993.01 × 9,428.50
  4. Step 4: Simplify right side
    17,386.25x = 226,218,124.78
  5. Step 5: Solve for x
    x = 226,218,124.78/17,386.25
  6. Step 6: Final answer
    x = 13,011.33

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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.