Home / 16,579.71-22,870.92-11,535.95

Finding the Fourth Proportional to 16,579.71, 22,870.92 and 11,535.95

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Solution

The fourth proportional to 16,579.71, 22,870.92 and 11,535.95 is: 15,913.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,579.71 : 22,870.92 = 11,535.95 : x
  2. Step 2: Convert to fraction form
    16,579.71/22,870.92 = 11,535.95/x
  3. Step 3: Cross multiply
    16,579.71x = 22,870.92 × 11,535.95
  4. Step 4: Simplify right side
    16,579.71x = 263,837,675.22
  5. Step 5: Solve for x
    x = 263,837,675.22/16,579.71
  6. Step 6: Final answer
    x = 15,913.29

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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.