Home / 10,540.19-14,564.75-10,027.80

Finding the Fourth Proportional to 10,540.19, 14,564.75 and 10,027.80

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Solution

The fourth proportional to 10,540.19, 14,564.75 and 10,027.80 is: 13,856.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,540.19 : 14,564.75 = 10,027.80 : x
  2. Step 2: Convert to fraction form
    10,540.19/14,564.75 = 10,027.80/x
  3. Step 3: Cross multiply
    10,540.19x = 14,564.75 × 10,027.80
  4. Step 4: Simplify right side
    10,540.19x = 146,052,349.91
  5. Step 5: Solve for x
    x = 146,052,349.91/10,540.19
  6. Step 6: Final answer
    x = 13,856.71

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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.