Home / 17,756.37-26,638.73-5,276.49

Finding the Fourth Proportional to 17,756.37, 26,638.73 and 5,276.49

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Solution

The fourth proportional to 17,756.37, 26,638.73 and 5,276.49 is: 7,915.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,756.37 : 26,638.73 = 5,276.49 : x
  2. Step 2: Convert to fraction form
    17,756.37/26,638.73 = 5,276.49/x
  3. Step 3: Cross multiply
    17,756.37x = 26,638.73 × 5,276.49
  4. Step 4: Simplify right side
    17,756.37x = 140,558,966.08
  5. Step 5: Solve for x
    x = 140,558,966.08/17,756.37
  6. Step 6: Final answer
    x = 7,915.97

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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.