Home / 14,113.52-19,476.78-8,808.02

Finding the Fourth Proportional to 14,113.52, 19,476.78 and 8,808.02

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Solution

The fourth proportional to 14,113.52, 19,476.78 and 8,808.02 is: 12,155.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,113.52 : 19,476.78 = 8,808.02 : x
  2. Step 2: Convert to fraction form
    14,113.52/19,476.78 = 8,808.02/x
  3. Step 3: Cross multiply
    14,113.52x = 19,476.78 × 8,808.02
  4. Step 4: Simplify right side
    14,113.52x = 171,551,867.78
  5. Step 5: Solve for x
    x = 171,551,867.78/14,113.52
  6. Step 6: Final answer
    x = 12,155.14

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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.