Home / 26,115.72-36,039.06-14,937

Finding the Fourth Proportional to 26,115.72, 36,039.06 and 14,937

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Solution

The fourth proportional to 26,115.72, 36,039.06 and 14,937 is: 20,612.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,115.72 : 36,039.06 = 14,937 : x
  2. Step 2: Convert to fraction form
    26,115.72/36,039.06 = 14,937/x
  3. Step 3: Cross multiply
    26,115.72x = 36,039.06 × 14,937
  4. Step 4: Simplify right side
    26,115.72x = 538,315,439.22
  5. Step 5: Solve for x
    x = 538,315,439.22/26,115.72
  6. Step 6: Final answer
    x = 20,612.70

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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.