Home / 26,004.29-39,008.25-12,853.13

Finding the Fourth Proportional to 26,004.29, 39,008.25 and 12,853.13

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Solution

The fourth proportional to 26,004.29, 39,008.25 and 12,853.13 is: 19,280.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,004.29 : 39,008.25 = 12,853.13 : x
  2. Step 2: Convert to fraction form
    26,004.29/39,008.25 = 12,853.13/x
  3. Step 3: Cross multiply
    26,004.29x = 39,008.25 × 12,853.13
  4. Step 4: Simplify right side
    26,004.29x = 501,377,913.28
  5. Step 5: Solve for x
    x = 501,377,913.28/26,004.29
  6. Step 6: Final answer
    x = 19,280.59

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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.