Home / 14,939.40-22,405.72-4,407.16

Finding the Fourth Proportional to 14,939.40, 22,405.72 and 4,407.16

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Solution

The fourth proportional to 14,939.40, 22,405.72 and 4,407.16 is: 6,609.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,939.40 : 22,405.72 = 4,407.16 : x
  2. Step 2: Convert to fraction form
    14,939.40/22,405.72 = 4,407.16/x
  3. Step 3: Cross multiply
    14,939.40x = 22,405.72 × 4,407.16
  4. Step 4: Simplify right side
    14,939.40x = 98,745,592.96
  5. Step 5: Solve for x
    x = 98,745,592.96/14,939.40
  6. Step 6: Final answer
    x = 6,609.74

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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.