Home / 14,381.68-21,573.45-4,521.34

Finding the Fourth Proportional to 14,381.68, 21,573.45 and 4,521.34

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Solution

The fourth proportional to 14,381.68, 21,573.45 and 4,521.34 is: 6,782.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,381.68 : 21,573.45 = 4,521.34 : x
  2. Step 2: Convert to fraction form
    14,381.68/21,573.45 = 4,521.34/x
  3. Step 3: Cross multiply
    14,381.68x = 21,573.45 × 4,521.34
  4. Step 4: Simplify right side
    14,381.68x = 97,540,831.53
  5. Step 5: Solve for x
    x = 97,540,831.53/14,381.68
  6. Step 6: Final answer
    x = 6,782.30

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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.