Home / 26,345.62-36,340.33-18,384.94

Finding the Fourth Proportional to 26,345.62, 36,340.33 and 18,384.94

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Solution

The fourth proportional to 26,345.62, 36,340.33 and 18,384.94 is: 25,359.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,345.62 : 36,340.33 = 18,384.94 : x
  2. Step 2: Convert to fraction form
    26,345.62/36,340.33 = 18,384.94/x
  3. Step 3: Cross multiply
    26,345.62x = 36,340.33 × 18,384.94
  4. Step 4: Simplify right side
    26,345.62x = 668,114,513.00
  5. Step 5: Solve for x
    x = 668,114,513.00/26,345.62
  6. Step 6: Final answer
    x = 25,359.61

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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.