Home / 27,964.80-38,596.95-16,036.20

Finding the Fourth Proportional to 27,964.80, 38,596.95 and 16,036.20

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Solution

The fourth proportional to 27,964.80, 38,596.95 and 16,036.20 is: 22,133.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,964.80 : 38,596.95 = 16,036.20 : x
  2. Step 2: Convert to fraction form
    27,964.80/38,596.95 = 16,036.20/x
  3. Step 3: Cross multiply
    27,964.80x = 38,596.95 × 16,036.20
  4. Step 4: Simplify right side
    27,964.80x = 618,948,409.59
  5. Step 5: Solve for x
    x = 618,948,409.59/27,964.80
  6. Step 6: Final answer
    x = 22,133.12

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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.