Home / 14,039.70-19,357.26-8,995.62

Finding the Fourth Proportional to 14,039.70, 19,357.26 and 8,995.62

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Solution

The fourth proportional to 14,039.70, 19,357.26 and 8,995.62 is: 12,402.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,039.70 : 19,357.26 = 8,995.62 : x
  2. Step 2: Convert to fraction form
    14,039.70/19,357.26 = 8,995.62/x
  3. Step 3: Cross multiply
    14,039.70x = 19,357.26 × 8,995.62
  4. Step 4: Simplify right side
    14,039.70x = 174,130,555.20
  5. Step 5: Solve for x
    x = 174,130,555.20/14,039.70
  6. Step 6: Final answer
    x = 12,402.73

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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.