Home / 13,948.40-20,925.75-4,589.37

Finding the Fourth Proportional to 13,948.40, 20,925.75 and 4,589.37

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Solution

The fourth proportional to 13,948.40, 20,925.75 and 4,589.37 is: 6,885.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,948.40 : 20,925.75 = 4,589.37 : x
  2. Step 2: Convert to fraction form
    13,948.40/20,925.75 = 4,589.37/x
  3. Step 3: Cross multiply
    13,948.40x = 20,925.75 × 4,589.37
  4. Step 4: Simplify right side
    13,948.40x = 96,035,952.59
  5. Step 5: Solve for x
    x = 96,035,952.59/13,948.40
  6. Step 6: Final answer
    x = 6,885.09

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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.