Home / 10,609.77-15,917.16-10,433.46

Finding the Fourth Proportional to 10,609.77, 15,917.16 and 10,433.46

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Solution

The fourth proportional to 10,609.77, 15,917.16 and 10,433.46 is: 15,652.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,609.77 : 15,917.16 = 10,433.46 : x
  2. Step 2: Convert to fraction form
    10,609.77/15,917.16 = 10,433.46/x
  3. Step 3: Cross multiply
    10,609.77x = 15,917.16 × 10,433.46
  4. Step 4: Simplify right side
    10,609.77x = 166,071,052.17
  5. Step 5: Solve for x
    x = 166,071,052.17/10,609.77
  6. Step 6: Final answer
    x = 15,652.65

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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.