Home / 17,776.94-26,666.60-5,127.03

Finding the Fourth Proportional to 17,776.94, 26,666.60 and 5,127.03

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Solution

The fourth proportional to 17,776.94, 26,666.60 and 5,127.03 is: 7,690.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,776.94 : 26,666.60 = 5,127.03 : x
  2. Step 2: Convert to fraction form
    17,776.94/26,666.60 = 5,127.03/x
  3. Step 3: Cross multiply
    17,776.94x = 26,666.60 × 5,127.03
  4. Step 4: Simplify right side
    17,776.94x = 136,720,432.56
  5. Step 5: Solve for x
    x = 136,720,432.56/17,776.94
  6. Step 6: Final answer
    x = 7,690.89

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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.