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Finding the Fourth Proportional to 15,710.12, 23,546.00 and 7,379.01

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Solution

The fourth proportional to 15,710.12, 23,546.00 and 7,379.01 is: 11,059.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,710.12 : 23,546.00 = 7,379.01 : x
  2. Step 2: Convert to fraction form
    15,710.12/23,546.00 = 7,379.01/x
  3. Step 3: Cross multiply
    15,710.12x = 23,546.00 × 7,379.01
  4. Step 4: Simplify right side
    15,710.12x = 173,746,187.91
  5. Step 5: Solve for x
    x = 173,746,187.91/15,710.12
  6. Step 6: Final answer
    x = 11,059.51

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1.5x scale

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.