Home / 25,671.51-35,422.92-14,339.61

Finding the Fourth Proportional to 25,671.51, 35,422.92 and 14,339.61

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Solution

The fourth proportional to 25,671.51, 35,422.92 and 14,339.61 is: 19,786.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,671.51 : 35,422.92 = 14,339.61 : x
  2. Step 2: Convert to fraction form
    25,671.51/35,422.92 = 14,339.61/x
  3. Step 3: Cross multiply
    25,671.51x = 35,422.92 × 14,339.61
  4. Step 4: Simplify right side
    25,671.51x = 507,950,857.86
  5. Step 5: Solve for x
    x = 507,950,857.86/25,671.51
  6. Step 6: Final answer
    x = 19,786.56

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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.