Home / 26,554.91-39,856.96-13,416.50

Finding the Fourth Proportional to 26,554.91, 39,856.96 and 13,416.50

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Solution

The fourth proportional to 26,554.91, 39,856.96 and 13,416.50 is: 20,137.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,554.91 : 39,856.96 = 13,416.50 : x
  2. Step 2: Convert to fraction form
    26,554.91/39,856.96 = 13,416.50/x
  3. Step 3: Cross multiply
    26,554.91x = 39,856.96 × 13,416.50
  4. Step 4: Simplify right side
    26,554.91x = 534,741,020.25
  5. Step 5: Solve for x
    x = 534,741,020.25/26,554.91
  6. Step 6: Final answer
    x = 20,137.18

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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.