Home / 26,815.48-37,005.36-14,878.90

Finding the Fourth Proportional to 26,815.48, 37,005.36 and 14,878.90

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Solution

The fourth proportional to 26,815.48, 37,005.36 and 14,878.90 is: 20,532.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,815.48 : 37,005.36 = 14,878.90 : x
  2. Step 2: Convert to fraction form
    26,815.48/37,005.36 = 14,878.90/x
  3. Step 3: Cross multiply
    26,815.48x = 37,005.36 × 14,878.90
  4. Step 4: Simplify right side
    26,815.48x = 550,599,050.90
  5. Step 5: Solve for x
    x = 550,599,050.90/26,815.48
  6. Step 6: Final answer
    x = 20,532.88

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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.