Home / 14,774.70-22,143.57-7,381.23

Finding the Fourth Proportional to 14,774.70, 22,143.57 and 7,381.23

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Solution

The fourth proportional to 14,774.70, 22,143.57 and 7,381.23 is: 11,062.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,774.70 : 22,143.57 = 7,381.23 : x
  2. Step 2: Convert to fraction form
    14,774.70/22,143.57 = 7,381.23/x
  3. Step 3: Cross multiply
    14,774.70x = 22,143.57 × 7,381.23
  4. Step 4: Simplify right side
    14,774.70x = 163,446,783.19
  5. Step 5: Solve for x
    x = 163,446,783.19/14,774.70
  6. Step 6: Final answer
    x = 11,062.61

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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.