Home / 14,076.60-19,425.47-8,108.25

Finding the Fourth Proportional to 14,076.60, 19,425.47 and 8,108.25

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Solution

The fourth proportional to 14,076.60, 19,425.47 and 8,108.25 is: 11,189.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,076.60 : 19,425.47 = 8,108.25 : x
  2. Step 2: Convert to fraction form
    14,076.60/19,425.47 = 8,108.25/x
  3. Step 3: Cross multiply
    14,076.60x = 19,425.47 × 8,108.25
  4. Step 4: Simplify right side
    14,076.60x = 157,506,526.59
  5. Step 5: Solve for x
    x = 157,506,526.59/14,076.60
  6. Step 6: Final answer
    x = 11,189.25

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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.