Home / 26,929.92-37,159.63-14,991.64

Finding the Fourth Proportional to 26,929.92, 37,159.63 and 14,991.64

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Solution

The fourth proportional to 26,929.92, 37,159.63 and 14,991.64 is: 20,686.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,929.92 : 37,159.63 = 14,991.64 : x
  2. Step 2: Convert to fraction form
    26,929.92/37,159.63 = 14,991.64/x
  3. Step 3: Cross multiply
    26,929.92x = 37,159.63 × 14,991.64
  4. Step 4: Simplify right side
    26,929.92x = 557,083,795.49
  5. Step 5: Solve for x
    x = 557,083,795.49/26,929.92
  6. Step 6: Final answer
    x = 20,686.43

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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.