Home / 26,065.20-35,970.12-14,128.44

Finding the Fourth Proportional to 26,065.20, 35,970.12 and 14,128.44

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Solution

The fourth proportional to 26,065.20, 35,970.12 and 14,128.44 is: 19,497.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,065.20 : 35,970.12 = 14,128.44 : x
  2. Step 2: Convert to fraction form
    26,065.20/35,970.12 = 14,128.44/x
  3. Step 3: Cross multiply
    26,065.20x = 35,970.12 × 14,128.44
  4. Step 4: Simplify right side
    26,065.20x = 508,201,682.21
  5. Step 5: Solve for x
    x = 508,201,682.21/26,065.20
  6. Step 6: Final answer
    x = 19,497.33

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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.