Home / 14,921.66-22,390.33-6,607.42

Finding the Fourth Proportional to 14,921.66, 22,390.33 and 6,607.42

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Solution

The fourth proportional to 14,921.66, 22,390.33 and 6,607.42 is: 9,914.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,921.66 : 22,390.33 = 6,607.42 : x
  2. Step 2: Convert to fraction form
    14,921.66/22,390.33 = 6,607.42/x
  3. Step 3: Cross multiply
    14,921.66x = 22,390.33 × 6,607.42
  4. Step 4: Simplify right side
    14,921.66x = 147,942,314.25
  5. Step 5: Solve for x
    x = 147,942,314.25/14,921.66
  6. Step 6: Final answer
    x = 9,914.60

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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.