Home / 15,490.76-23,234.72-5,102.51

Finding the Fourth Proportional to 15,490.76, 23,234.72 and 5,102.51

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Solution

The fourth proportional to 15,490.76, 23,234.72 and 5,102.51 is: 7,653.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,490.76 : 23,234.72 = 5,102.51 : x
  2. Step 2: Convert to fraction form
    15,490.76/23,234.72 = 5,102.51/x
  3. Step 3: Cross multiply
    15,490.76x = 23,234.72 × 5,102.51
  4. Step 4: Simplify right side
    15,490.76x = 118,555,365.63
  5. Step 5: Solve for x
    x = 118,555,365.63/15,490.76
  6. Step 6: Final answer
    x = 7,653.30

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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.