Home / 14,188.46-19,577.36-9,151.70

Finding the Fourth Proportional to 14,188.46, 19,577.36 and 9,151.70

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Solution

The fourth proportional to 14,188.46, 19,577.36 and 9,151.70 is: 12,627.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,188.46 : 19,577.36 = 9,151.70 : x
  2. Step 2: Convert to fraction form
    14,188.46/19,577.36 = 9,151.70/x
  3. Step 3: Cross multiply
    14,188.46x = 19,577.36 × 9,151.70
  4. Step 4: Simplify right side
    14,188.46x = 179,166,125.51
  5. Step 5: Solve for x
    x = 179,166,125.51/14,188.46
  6. Step 6: Final answer
    x = 12,627.59

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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.