Home / 82,423.72-123,634.23-26,263.07

Finding the Fourth Proportional to 82,423.72, 123,634.23 and 26,263.07

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Solution

The fourth proportional to 82,423.72, 123,634.23 and 26,263.07 is: 39,394.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,423.72 : 123,634.23 = 26,263.07 : x
  2. Step 2: Convert to fraction form
    82,423.72/123,634.23 = 26,263.07/x
  3. Step 3: Cross multiply
    82,423.72x = 123,634.23 × 26,263.07
  4. Step 4: Simplify right side
    82,423.72x = 3,247,014,276.19
  5. Step 5: Solve for x
    x = 3,247,014,276.19/82,423.72
  6. Step 6: Final answer
    x = 39,394.17

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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.