Home / 14,078.16-19,419.39-9,298.14

Finding the Fourth Proportional to 14,078.16, 19,419.39 and 9,298.14

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Solution

The fourth proportional to 14,078.16, 19,419.39 and 9,298.14 is: 12,825.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,078.16 : 19,419.39 = 9,298.14 : x
  2. Step 2: Convert to fraction form
    14,078.16/19,419.39 = 9,298.14/x
  3. Step 3: Cross multiply
    14,078.16x = 19,419.39 × 9,298.14
  4. Step 4: Simplify right side
    14,078.16x = 180,564,206.93
  5. Step 5: Solve for x
    x = 180,564,206.93/14,078.16
  6. Step 6: Final answer
    x = 12,825.84

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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.