Home / 17,606.40-26,409.68-4,458.80

Finding the Fourth Proportional to 17,606.40, 26,409.68 and 4,458.80

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Solution

The fourth proportional to 17,606.40, 26,409.68 and 4,458.80 is: 6,688.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,606.40 : 26,409.68 = 4,458.80 : x
  2. Step 2: Convert to fraction form
    17,606.40/26,409.68 = 4,458.80/x
  3. Step 3: Cross multiply
    17,606.40x = 26,409.68 × 4,458.80
  4. Step 4: Simplify right side
    17,606.40x = 117,755,326.84
  5. Step 5: Solve for x
    x = 117,755,326.84/17,606.40
  6. Step 6: Final answer
    x = 6,688.21

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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.