Home / 14,381.03-21,571.56-4,521.17

Finding the Fourth Proportional to 14,381.03, 21,571.56 and 4,521.17

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Solution

The fourth proportional to 14,381.03, 21,571.56 and 4,521.17 is: 6,781.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,381.03 : 21,571.56 = 4,521.17 : x
  2. Step 2: Convert to fraction form
    14,381.03/21,571.56 = 4,521.17/x
  3. Step 3: Cross multiply
    14,381.03x = 21,571.56 × 4,521.17
  4. Step 4: Simplify right side
    14,381.03x = 97,528,689.93
  5. Step 5: Solve for x
    x = 97,528,689.93/14,381.03
  6. Step 6: Final answer
    x = 6,781.76

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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.