Home / 17,078.94-23,569.05-9,525.78

Finding the Fourth Proportional to 17,078.94, 23,569.05 and 9,525.78

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Solution

The fourth proportional to 17,078.94, 23,569.05 and 9,525.78 is: 13,145.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,078.94 : 23,569.05 = 9,525.78 : x
  2. Step 2: Convert to fraction form
    17,078.94/23,569.05 = 9,525.78/x
  3. Step 3: Cross multiply
    17,078.94x = 23,569.05 × 9,525.78
  4. Step 4: Simplify right side
    17,078.94x = 224,513,585.11
  5. Step 5: Solve for x
    x = 224,513,585.11/17,078.94
  6. Step 6: Final answer
    x = 13,145.64

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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.