Home / 26,977.84-40,491.71-13,660.20

Finding the Fourth Proportional to 26,977.84, 40,491.71 and 13,660.20

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Solution

The fourth proportional to 26,977.84, 40,491.71 and 13,660.20 is: 20,502.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,977.84 : 40,491.71 = 13,660.20 : x
  2. Step 2: Convert to fraction form
    26,977.84/40,491.71 = 13,660.20/x
  3. Step 3: Cross multiply
    26,977.84x = 40,491.71 × 13,660.20
  4. Step 4: Simplify right side
    26,977.84x = 553,124,856.94
  5. Step 5: Solve for x
    x = 553,124,856.94/26,977.84
  6. Step 6: Final answer
    x = 20,502.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.