Home / 17,660.40-26,490.60-4,513.80

Finding the Fourth Proportional to 17,660.40, 26,490.60 and 4,513.80

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Solution

The fourth proportional to 17,660.40, 26,490.60 and 4,513.80 is: 6,770.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,660.40 : 26,490.60 = 4,513.80 : x
  2. Step 2: Convert to fraction form
    17,660.40/26,490.60 = 4,513.80/x
  3. Step 3: Cross multiply
    17,660.40x = 26,490.60 × 4,513.80
  4. Step 4: Simplify right side
    17,660.40x = 119,573,270.28
  5. Step 5: Solve for x
    x = 119,573,270.28/17,660.40
  6. Step 6: Final answer
    x = 6,770.70

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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.