Home / 62,679.64-86,496.42-34,385.08

Finding the Fourth Proportional to 62,679.64, 86,496.42 and 34,385.08

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Solution

The fourth proportional to 62,679.64, 86,496.42 and 34,385.08 is: 47,450.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,679.64 : 86,496.42 = 34,385.08 : x
  2. Step 2: Convert to fraction form
    62,679.64/86,496.42 = 34,385.08/x
  3. Step 3: Cross multiply
    62,679.64x = 86,496.42 × 34,385.08
  4. Step 4: Simplify right side
    62,679.64x = 2,974,186,321.41
  5. Step 5: Solve for x
    x = 2,974,186,321.41/62,679.64
  6. Step 6: Final answer
    x = 47,450.60

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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.