Home / 16,166.40-22,284.12-14,810.40

Finding the Fourth Proportional to 16,166.40, 22,284.12 and 14,810.40

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Solution

The fourth proportional to 16,166.40, 22,284.12 and 14,810.40 is: 20,414.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,166.40 : 22,284.12 = 14,810.40 : x
  2. Step 2: Convert to fraction form
    16,166.40/22,284.12 = 14,810.40/x
  3. Step 3: Cross multiply
    16,166.40x = 22,284.12 × 14,810.40
  4. Step 4: Simplify right side
    16,166.40x = 330,036,730.85
  5. Step 5: Solve for x
    x = 330,036,730.85/16,166.40
  6. Step 6: Final answer
    x = 20,414.98

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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.