Home / 14,931.25-22,400.21-4,543.81

Finding the Fourth Proportional to 14,931.25, 22,400.21 and 4,543.81

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Solution

The fourth proportional to 14,931.25, 22,400.21 and 4,543.81 is: 6,816.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,931.25 : 22,400.21 = 4,543.81 : x
  2. Step 2: Convert to fraction form
    14,931.25/22,400.21 = 4,543.81/x
  3. Step 3: Cross multiply
    14,931.25x = 22,400.21 × 4,543.81
  4. Step 4: Simplify right side
    14,931.25x = 101,782,219.48
  5. Step 5: Solve for x
    x = 101,782,219.48/14,931.25
  6. Step 6: Final answer
    x = 6,816.73

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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.