Home / 17,937.76-26,905.72-5,457.74

Finding the Fourth Proportional to 17,937.76, 26,905.72 and 5,457.74

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Solution

The fourth proportional to 17,937.76, 26,905.72 and 5,457.74 is: 8,186.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,937.76 : 26,905.72 = 5,457.74 : x
  2. Step 2: Convert to fraction form
    17,937.76/26,905.72 = 5,457.74/x
  3. Step 3: Cross multiply
    17,937.76x = 26,905.72 × 5,457.74
  4. Step 4: Simplify right side
    17,937.76x = 146,844,424.27
  5. Step 5: Solve for x
    x = 146,844,424.27/17,937.76
  6. Step 6: Final answer
    x = 8,186.33

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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.