Home / 15,842.06-21,863.67-9,127.94

Finding the Fourth Proportional to 15,842.06, 21,863.67 and 9,127.94

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Solution

The fourth proportional to 15,842.06, 21,863.67 and 9,127.94 is: 12,597.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,842.06 : 21,863.67 = 9,127.94 : x
  2. Step 2: Convert to fraction form
    15,842.06/21,863.67 = 9,127.94/x
  3. Step 3: Cross multiply
    15,842.06x = 21,863.67 × 9,127.94
  4. Step 4: Simplify right side
    15,842.06x = 199,570,267.94
  5. Step 5: Solve for x
    x = 199,570,267.94/15,842.06
  6. Step 6: Final answer
    x = 12,597.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.