Home / 17,616.18-26,416.59-6,664.50

Finding the Fourth Proportional to 17,616.18, 26,416.59 and 6,664.50

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Solution

The fourth proportional to 17,616.18, 26,416.59 and 6,664.50 is: 9,993.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,616.18 : 26,416.59 = 6,664.50 : x
  2. Step 2: Convert to fraction form
    17,616.18/26,416.59 = 6,664.50/x
  3. Step 3: Cross multiply
    17,616.18x = 26,416.59 × 6,664.50
  4. Step 4: Simplify right side
    17,616.18x = 176,053,364.06
  5. Step 5: Solve for x
    x = 176,053,364.06/17,616.18
  6. Step 6: Final answer
    x = 9,993.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.