Home / 26,329.96-36,339.30-15,149.80

Finding the Fourth Proportional to 26,329.96, 36,339.30 and 15,149.80

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Solution

The fourth proportional to 26,329.96, 36,339.30 and 15,149.80 is: 20,909.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,329.96 : 36,339.30 = 15,149.80 : x
  2. Step 2: Convert to fraction form
    26,329.96/36,339.30 = 15,149.80/x
  3. Step 3: Cross multiply
    26,329.96x = 36,339.30 × 15,149.80
  4. Step 4: Simplify right side
    26,329.96x = 550,533,127.14
  5. Step 5: Solve for x
    x = 550,533,127.14/26,329.96
  6. Step 6: Final answer
    x = 20,909.00

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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.