Home / 13,693.03-18,897.06-8,027.71

Finding the Fourth Proportional to 13,693.03, 18,897.06 and 8,027.71

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Solution

The fourth proportional to 13,693.03, 18,897.06 and 8,027.71 is: 11,078.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,693.03 : 18,897.06 = 8,027.71 : x
  2. Step 2: Convert to fraction form
    13,693.03/18,897.06 = 8,027.71/x
  3. Step 3: Cross multiply
    13,693.03x = 18,897.06 × 8,027.71
  4. Step 4: Simplify right side
    13,693.03x = 151,700,117.53
  5. Step 5: Solve for x
    x = 151,700,117.53/13,693.03
  6. Step 6: Final answer
    x = 11,078.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.