Home / 25,107.19-34,647.93-13,929.19

Finding the Fourth Proportional to 25,107.19, 34,647.93 and 13,929.19

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Solution

The fourth proportional to 25,107.19, 34,647.93 and 13,929.19 is: 19,222.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,107.19 : 34,647.93 = 13,929.19 : x
  2. Step 2: Convert to fraction form
    25,107.19/34,647.93 = 13,929.19/x
  3. Step 3: Cross multiply
    25,107.19x = 34,647.93 × 13,929.19
  4. Step 4: Simplify right side
    25,107.19x = 482,617,513.46
  5. Step 5: Solve for x
    x = 482,617,513.46/25,107.19
  6. Step 6: Final answer
    x = 19,222.28

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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.