Home / 14,041.60-19,380.48-8,738.56

Finding the Fourth Proportional to 14,041.60, 19,380.48 and 8,738.56

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Solution

The fourth proportional to 14,041.60, 19,380.48 and 8,738.56 is: 12,061.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,041.60 : 19,380.48 = 8,738.56 : x
  2. Step 2: Convert to fraction form
    14,041.60/19,380.48 = 8,738.56/x
  3. Step 3: Cross multiply
    14,041.60x = 19,380.48 × 8,738.56
  4. Step 4: Simplify right side
    14,041.60x = 169,357,487.31
  5. Step 5: Solve for x
    x = 169,357,487.31/14,041.60
  6. Step 6: Final answer
    x = 12,061.12

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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.