Home / 26,213.89-39,320.60-10,627.81

Finding the Fourth Proportional to 26,213.89, 39,320.60 and 10,627.81

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Solution

The fourth proportional to 26,213.89, 39,320.60 and 10,627.81 is: 15,941.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,213.89 : 39,320.60 = 10,627.81 : x
  2. Step 2: Convert to fraction form
    26,213.89/39,320.60 = 10,627.81/x
  3. Step 3: Cross multiply
    26,213.89x = 39,320.60 × 10,627.81
  4. Step 4: Simplify right side
    26,213.89x = 417,891,812.75
  5. Step 5: Solve for x
    x = 417,891,812.75/26,213.89
  6. Step 6: Final answer
    x = 15,941.62

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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.