Home / 26,143.23-39,214.77-7,423.29

Finding the Fourth Proportional to 26,143.23, 39,214.77 and 7,423.29

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Solution

The fourth proportional to 26,143.23, 39,214.77 and 7,423.29 is: 11,134.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,143.23 : 39,214.77 = 7,423.29 : x
  2. Step 2: Convert to fraction form
    26,143.23/39,214.77 = 7,423.29/x
  3. Step 3: Cross multiply
    26,143.23x = 39,214.77 × 7,423.29
  4. Step 4: Simplify right side
    26,143.23x = 291,102,609.99
  5. Step 5: Solve for x
    x = 291,102,609.99/26,143.23
  6. Step 6: Final answer
    x = 11,134.91

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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.