Home / 14,254.98-19,671.90-7,967.37

Finding the Fourth Proportional to 14,254.98, 19,671.90 and 7,967.37

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Solution

The fourth proportional to 14,254.98, 19,671.90 and 7,967.37 is: 10,994.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,254.98 : 19,671.90 = 7,967.37 : x
  2. Step 2: Convert to fraction form
    14,254.98/19,671.90 = 7,967.37/x
  3. Step 3: Cross multiply
    14,254.98x = 19,671.90 × 7,967.37
  4. Step 4: Simplify right side
    14,254.98x = 156,733,305.90
  5. Step 5: Solve for x
    x = 156,733,305.90/14,254.98
  6. Step 6: Final answer
    x = 10,994.99

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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.