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Finding the Fourth Proportional to 15,393.98, 23,094.59 and 5,005.73

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Solution

The fourth proportional to 15,393.98, 23,094.59 and 5,005.73 is: 7,509.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,393.98 : 23,094.59 = 5,005.73 : x
  2. Step 2: Convert to fraction form
    15,393.98/23,094.59 = 5,005.73/x
  3. Step 3: Cross multiply
    15,393.98x = 23,094.59 × 5,005.73
  4. Step 4: Simplify right side
    15,393.98x = 115,605,141.50
  5. Step 5: Solve for x
    x = 115,605,141.50/15,393.98
  6. Step 6: Final answer
    x = 7,509.77

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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.