Home / 15,707.98-23,569.66-7,388.85

Finding the Fourth Proportional to 15,707.98, 23,569.66 and 7,388.85

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Solution

The fourth proportional to 15,707.98, 23,569.66 and 7,388.85 is: 11,086.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,707.98 : 23,569.66 = 7,388.85 : x
  2. Step 2: Convert to fraction form
    15,707.98/23,569.66 = 7,388.85/x
  3. Step 3: Cross multiply
    15,707.98x = 23,569.66 × 7,388.85
  4. Step 4: Simplify right side
    15,707.98x = 174,152,564.44
  5. Step 5: Solve for x
    x = 174,152,564.44/15,707.98
  6. Step 6: Final answer
    x = 11,086.88

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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.