Home / 25,328.05-34,920.23-17,356.43

Finding the Fourth Proportional to 25,328.05, 34,920.23 and 17,356.43

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Solution

The fourth proportional to 25,328.05, 34,920.23 and 17,356.43 is: 23,929.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,328.05 : 34,920.23 = 17,356.43 : x
  2. Step 2: Convert to fraction form
    25,328.05/34,920.23 = 17,356.43/x
  3. Step 3: Cross multiply
    25,328.05x = 34,920.23 × 17,356.43
  4. Step 4: Simplify right side
    25,328.05x = 606,090,527.58
  5. Step 5: Solve for x
    x = 606,090,527.58/25,328.05
  6. Step 6: Final answer
    x = 23,929.62

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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.