Home / 19,001.16-28,496.78-5,671.02

Finding the Fourth Proportional to 19,001.16, 28,496.78 and 5,671.02

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Solution

The fourth proportional to 19,001.16, 28,496.78 and 5,671.02 is: 8,505.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,001.16 : 28,496.78 = 5,671.02 : x
  2. Step 2: Convert to fraction form
    19,001.16/28,496.78 = 5,671.02/x
  3. Step 3: Cross multiply
    19,001.16x = 28,496.78 × 5,671.02
  4. Step 4: Simplify right side
    19,001.16x = 161,605,780.96
  5. Step 5: Solve for x
    x = 161,605,780.96/19,001.16
  6. Step 6: Final answer
    x = 8,505.05

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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.