Home / 27,954.45-38,572.83-16,623.72

Finding the Fourth Proportional to 27,954.45, 38,572.83 and 16,623.72

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Solution

The fourth proportional to 27,954.45, 38,572.83 and 16,623.72 is: 22,938.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,954.45 : 38,572.83 = 16,623.72 : x
  2. Step 2: Convert to fraction form
    27,954.45/38,572.83 = 16,623.72/x
  3. Step 3: Cross multiply
    27,954.45x = 38,572.83 × 16,623.72
  4. Step 4: Simplify right side
    27,954.45x = 641,223,925.53
  5. Step 5: Solve for x
    x = 641,223,925.53/27,954.45
  6. Step 6: Final answer
    x = 22,938.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.