Home / 13,935.04-20,874.48-9,257.68

Finding the Fourth Proportional to 13,935.04, 20,874.48 and 9,257.68

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Solution

The fourth proportional to 13,935.04, 20,874.48 and 9,257.68 is: 13,867.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,935.04 : 20,874.48 = 9,257.68 : x
  2. Step 2: Convert to fraction form
    13,935.04/20,874.48 = 9,257.68/x
  3. Step 3: Cross multiply
    13,935.04x = 20,874.48 × 9,257.68
  4. Step 4: Simplify right side
    13,935.04x = 193,249,256.01
  5. Step 5: Solve for x
    x = 193,249,256.01/13,935.04
  6. Step 6: Final answer
    x = 13,867.87

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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.