Home / 28,877.96-43,291.02-10,397

Finding the Fourth Proportional to 28,877.96, 43,291.02 and 10,397

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Solution

The fourth proportional to 28,877.96, 43,291.02 and 10,397 is: 15,586.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,877.96 : 43,291.02 = 10,397 : x
  2. Step 2: Convert to fraction form
    28,877.96/43,291.02 = 10,397/x
  3. Step 3: Cross multiply
    28,877.96x = 43,291.02 × 10,397
  4. Step 4: Simplify right side
    28,877.96x = 450,096,734.94
  5. Step 5: Solve for x
    x = 450,096,734.94/28,877.96
  6. Step 6: Final answer
    x = 15,586.17

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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.