Home / 16,877.18-23,289.54-10,078.88

Finding the Fourth Proportional to 16,877.18, 23,289.54 and 10,078.88

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Solution

The fourth proportional to 16,877.18, 23,289.54 and 10,078.88 is: 13,908.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,877.18 : 23,289.54 = 10,078.88 : x
  2. Step 2: Convert to fraction form
    16,877.18/23,289.54 = 10,078.88/x
  3. Step 3: Cross multiply
    16,877.18x = 23,289.54 × 10,078.88
  4. Step 4: Simplify right side
    16,877.18x = 234,732,324.67
  5. Step 5: Solve for x
    x = 234,732,324.67/16,877.18
  6. Step 6: Final answer
    x = 13,908.26

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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.