Home / 15,888.50-23,839.36-6,999.28

Finding the Fourth Proportional to 15,888.50, 23,839.36 and 6,999.28

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Solution

The fourth proportional to 15,888.50, 23,839.36 and 6,999.28 is: 10,501.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,888.50 : 23,839.36 = 6,999.28 : x
  2. Step 2: Convert to fraction form
    15,888.50/23,839.36 = 6,999.28/x
  3. Step 3: Cross multiply
    15,888.50x = 23,839.36 × 6,999.28
  4. Step 4: Simplify right side
    15,888.50x = 166,858,355.66
  5. Step 5: Solve for x
    x = 166,858,355.66/15,888.50
  6. Step 6: Final answer
    x = 10,501.83

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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.