Home / 25,840.96-38,730.29-13,354.27

Finding the Fourth Proportional to 25,840.96, 38,730.29 and 13,354.27

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Solution

The fourth proportional to 25,840.96, 38,730.29 and 13,354.27 is: 20,015.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,840.96 : 38,730.29 = 13,354.27 : x
  2. Step 2: Convert to fraction form
    25,840.96/38,730.29 = 13,354.27/x
  3. Step 3: Cross multiply
    25,840.96x = 38,730.29 × 13,354.27
  4. Step 4: Simplify right side
    25,840.96x = 517,214,586.24
  5. Step 5: Solve for x
    x = 517,214,586.24/25,840.96
  6. Step 6: Final answer
    x = 20,015.30

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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.