Home / 26,815.47-37,005.03-14,878.68

Finding the Fourth Proportional to 26,815.47, 37,005.03 and 14,878.68

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Solution

The fourth proportional to 26,815.47, 37,005.03 and 14,878.68 is: 20,532.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,815.47 : 37,005.03 = 14,878.68 : x
  2. Step 2: Convert to fraction form
    26,815.47/37,005.03 = 14,878.68/x
  3. Step 3: Cross multiply
    26,815.47x = 37,005.03 × 14,878.68
  4. Step 4: Simplify right side
    26,815.47x = 550,585,999.76
  5. Step 5: Solve for x
    x = 550,585,999.76/26,815.47
  6. Step 6: Final answer
    x = 20,532.40

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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.