Home / 19,957.70-27,518.85-14,913.42

Finding the Fourth Proportional to 19,957.70, 27,518.85 and 14,913.42

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Solution

The fourth proportional to 19,957.70, 27,518.85 and 14,913.42 is: 20,563.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,957.70 : 27,518.85 = 14,913.42 : x
  2. Step 2: Convert to fraction form
    19,957.70/27,518.85 = 14,913.42/x
  3. Step 3: Cross multiply
    19,957.70x = 27,518.85 × 14,913.42
  4. Step 4: Simplify right side
    19,957.70x = 410,400,167.97
  5. Step 5: Solve for x
    x = 410,400,167.97/19,957.70
  6. Step 6: Final answer
    x = 20,563.51

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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.