Home / 17,158.08-23,678.28-9,706.08

Finding the Fourth Proportional to 17,158.08, 23,678.28 and 9,706.08

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Solution

The fourth proportional to 17,158.08, 23,678.28 and 9,706.08 is: 13,394.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,158.08 : 23,678.28 = 9,706.08 : x
  2. Step 2: Convert to fraction form
    17,158.08/23,678.28 = 9,706.08/x
  3. Step 3: Cross multiply
    17,158.08x = 23,678.28 × 9,706.08
  4. Step 4: Simplify right side
    17,158.08x = 229,823,279.94
  5. Step 5: Solve for x
    x = 229,823,279.94/17,158.08
  6. Step 6: Final answer
    x = 13,394.46

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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.