Home / 11,120.16-16,699.33-9,873.57

Finding the Fourth Proportional to 11,120.16, 16,699.33 and 9,873.57

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Solution

The fourth proportional to 11,120.16, 16,699.33 and 9,873.57 is: 14,827.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,120.16 : 16,699.33 = 9,873.57 : x
  2. Step 2: Convert to fraction form
    11,120.16/16,699.33 = 9,873.57/x
  3. Step 3: Cross multiply
    11,120.16x = 16,699.33 × 9,873.57
  4. Step 4: Simplify right side
    11,120.16x = 164,881,954.34
  5. Step 5: Solve for x
    x = 164,881,954.34/11,120.16
  6. Step 6: Final answer
    x = 14,827.30

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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.