Home / 26,299.28-36,242.76-18,834.32

Finding the Fourth Proportional to 26,299.28, 36,242.76 and 18,834.32

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Solution

The fourth proportional to 26,299.28, 36,242.76 and 18,834.32 is: 25,955.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,299.28 : 36,242.76 = 18,834.32 : x
  2. Step 2: Convert to fraction form
    26,299.28/36,242.76 = 18,834.32/x
  3. Step 3: Cross multiply
    26,299.28x = 36,242.76 × 18,834.32
  4. Step 4: Simplify right side
    26,299.28x = 682,607,739.52
  5. Step 5: Solve for x
    x = 682,607,739.52/26,299.28
  6. Step 6: Final answer
    x = 25,955.38

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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.