Home / 14,320.89-21,475.62-4,457.16

Finding the Fourth Proportional to 14,320.89, 21,475.62 and 4,457.16

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Solution

The fourth proportional to 14,320.89, 21,475.62 and 4,457.16 is: 6,683.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,320.89 : 21,475.62 = 4,457.16 : x
  2. Step 2: Convert to fraction form
    14,320.89/21,475.62 = 4,457.16/x
  3. Step 3: Cross multiply
    14,320.89x = 21,475.62 × 4,457.16
  4. Step 4: Simplify right side
    14,320.89x = 95,720,274.44
  5. Step 5: Solve for x
    x = 95,720,274.44/14,320.89
  6. Step 6: Final answer
    x = 6,683.96

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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.