Home / 14,039.94-19,357.61-8,995.87

Finding the Fourth Proportional to 14,039.94, 19,357.61 and 8,995.87

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Solution

The fourth proportional to 14,039.94, 19,357.61 and 8,995.87 is: 12,403.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,039.94 : 19,357.61 = 8,995.87 : x
  2. Step 2: Convert to fraction form
    14,039.94/19,357.61 = 8,995.87/x
  3. Step 3: Cross multiply
    14,039.94x = 19,357.61 × 8,995.87
  4. Step 4: Simplify right side
    14,039.94x = 174,138,543.07
  5. Step 5: Solve for x
    x = 174,138,543.07/14,039.94
  6. Step 6: Final answer
    x = 12,403.08

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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.