Home / 14,038.74-19,372.63-7,664.06

Finding the Fourth Proportional to 14,038.74, 19,372.63 and 7,664.06

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Solution

The fourth proportional to 14,038.74, 19,372.63 and 7,664.06 is: 10,575.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,038.74 : 19,372.63 = 7,664.06 : x
  2. Step 2: Convert to fraction form
    14,038.74/19,372.63 = 7,664.06/x
  3. Step 3: Cross multiply
    14,038.74x = 19,372.63 × 7,664.06
  4. Step 4: Simplify right side
    14,038.74x = 148,472,998.68
  5. Step 5: Solve for x
    x = 148,472,998.68/14,038.74
  6. Step 6: Final answer
    x = 10,575.95

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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.