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Finding the Fourth Proportional to 62,846.59, 86,728.62 and 34,554.10

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Solution

The fourth proportional to 62,846.59, 86,728.62 and 34,554.10 is: 47,684.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,846.59 : 86,728.62 = 34,554.10 : x
  2. Step 2: Convert to fraction form
    62,846.59/86,728.62 = 34,554.10/x
  3. Step 3: Cross multiply
    62,846.59x = 86,728.62 × 34,554.10
  4. Step 4: Simplify right side
    62,846.59x = 2,996,829,408.34
  5. Step 5: Solve for x
    x = 2,996,829,408.34/62,846.59
  6. Step 6: Final answer
    x = 47,684.84

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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.