Home / 17,623.12-24,319.74-9,665.17

Finding the Fourth Proportional to 17,623.12, 24,319.74 and 9,665.17

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Solution

The fourth proportional to 17,623.12, 24,319.74 and 9,665.17 is: 13,337.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,623.12 : 24,319.74 = 9,665.17 : x
  2. Step 2: Convert to fraction form
    17,623.12/24,319.74 = 9,665.17/x
  3. Step 3: Cross multiply
    17,623.12x = 24,319.74 × 9,665.17
  4. Step 4: Simplify right side
    17,623.12x = 235,054,533.70
  5. Step 5: Solve for x
    x = 235,054,533.70/17,623.12
  6. Step 6: Final answer
    x = 13,337.85

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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.