Home / 26,928.16-37,162.56-14,991.52

Finding the Fourth Proportional to 26,928.16, 37,162.56 and 14,991.52

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Solution

The fourth proportional to 26,928.16, 37,162.56 and 14,991.52 is: 20,689.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,928.16 : 37,162.56 = 14,991.52 : x
  2. Step 2: Convert to fraction form
    26,928.16/37,162.56 = 14,991.52/x
  3. Step 3: Cross multiply
    26,928.16x = 37,162.56 × 14,991.52
  4. Step 4: Simplify right side
    26,928.16x = 557,123,261.49
  5. Step 5: Solve for x
    x = 557,123,261.49/26,928.16
  6. Step 6: Final answer
    x = 20,689.24

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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.