Home / 17,636.12-24,337.78-9,678.48

Finding the Fourth Proportional to 17,636.12, 24,337.78 and 9,678.48

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Solution

The fourth proportional to 17,636.12, 24,337.78 and 9,678.48 is: 13,356.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,636.12 : 24,337.78 = 9,678.48 : x
  2. Step 2: Convert to fraction form
    17,636.12/24,337.78 = 9,678.48/x
  3. Step 3: Cross multiply
    17,636.12x = 24,337.78 × 9,678.48
  4. Step 4: Simplify right side
    17,636.12x = 235,552,668.58
  5. Step 5: Solve for x
    x = 235,552,668.58/17,636.12
  6. Step 6: Final answer
    x = 13,356.26

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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.