Home / 14,037.96-19,372.51-7,664.68

Finding the Fourth Proportional to 14,037.96, 19,372.51 and 7,664.68

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Solution

The fourth proportional to 14,037.96, 19,372.51 and 7,664.68 is: 10,577.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,037.96 : 19,372.51 = 7,664.68 : x
  2. Step 2: Convert to fraction form
    14,037.96/19,372.51 = 7,664.68/x
  3. Step 3: Cross multiply
    14,037.96x = 19,372.51 × 7,664.68
  4. Step 4: Simplify right side
    14,037.96x = 148,484,089.95
  5. Step 5: Solve for x
    x = 148,484,089.95/14,037.96
  6. Step 6: Final answer
    x = 10,577.33

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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.