Home / 26,205.78-36,162.90-14,269.26

Finding the Fourth Proportional to 26,205.78, 36,162.90 and 14,269.26

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Solution

The fourth proportional to 26,205.78, 36,162.90 and 14,269.26 is: 19,690.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,205.78 : 36,162.90 = 14,269.26 : x
  2. Step 2: Convert to fraction form
    26,205.78/36,162.90 = 14,269.26/x
  3. Step 3: Cross multiply
    26,205.78x = 36,162.90 × 14,269.26
  4. Step 4: Simplify right side
    26,205.78x = 516,017,822.45
  5. Step 5: Solve for x
    x = 516,017,822.45/26,205.78
  6. Step 6: Final answer
    x = 19,690.99

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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.